Definitions

When used in this title, where not otherwise distinctly expressed or manifestly incompatible with the intent thereof— The term “person” shall be construed to mean an+d include an individual, a trust, estate, partnership, association, company or corporation. The term “partnership” includes a syndicate, group, pool, joint venture, or other unincorporated organization, through or by means of which any business, financial operation, or venture is carried on, and which is not, within the meaning of this title, a trust or estate or a corporation; and the term “partner” includes a member in such a syndicate, group, pool, joint venture, or organization. The term “corporation” includes associations, joint-stock companies, and insurance companies. The term “domestic” when applied to a corporation or partnership means created or organized in the United States or under the law of the United States or of any State unless, in the case of a partnership, the Secretary provides otherwise by regulations. The term “foreign” when applied to a corporation or partnership means a corporation or partnership which is not domestic. The term “fiduciary” means a guardian, trustee, executor, administrator, receiver, conservator, or any person acting in any fiduciary capacity for any person. The term “stock” includes shares in an association, joint-stock company, or insurance company. The term “shareholder” includes a member in an association, joint-stock company, or insurance company. The term “United States” when used in a geographical sense includes only the States and the District of Columbia. The term “State” shall be construed to include the District of Columbia, where such construction is necessary to carry out provisions of this title. The term “Secretary of the Treasury” means the Secretary of the Treasury, personally, and shall not include any delegate of his. The term “Secretary” means the Secretary of the Treasury or his delegate. The term “or his delegate”— The term “delegate,” in relation to the performance of functions in Guam or American Samoa with respect to the taxes imposed by chapters 1, 2, and 21, also includes any officer or employee of any other department or agency of the United States, or of any possession thereof, duly authorized by the Secretary (directly, or indirectly by one or more redelegations of authority) to perform such functions. The term “Commissioner” means the Commissioner of Internal Revenue. The term “taxpayer” means any person subject to any internal revenue tax. The term “military or naval forces of the United States” and the term “Armed Forces of the United States” each includes all regular and reserve components of the uniformed services which are subject to the jurisdiction of the Secretary of Defense, the Secretary of the Army, the Secretary of the Navy, or the Secretary of the Air Force, and each term also includes the Coast Guard. The members of such forces include commissioned officers and personnel below the grade of commissioned officers in such forces. The term “withholding agent” means any person required to deduct and withhold any tax under the provisions of section 1441, 1442, 1443, or 1461. As used in section 2516, if the husband and wife therein referred to are divorced, wherever appropriate to the meaning of such section, the term “wife” shall be read “former wife” and the term “husband” shall be read “former husband”; and, if the payments described in such section are made by or on behalf of the wife or former wife to the husband or former husband instead of vice versa, wherever appropriate to the meaning of such section, the term “husband” shall be read “wife” and the term “wife” shall be read “husband.” The term “international organization” means a public international organization entitled to enjoy privileges, exemptions, and immunities as an international organization under the International Organizations Immunities Act (22 U.S.C. 288–288f). The term “domestic building and loan association” means a domestic building and loan association, a domestic savings and loan association, and a Federal savings and loan association— at least 60 percent of the amount of the total assets of which (at the close of the taxable year) consists of— For the purpose of applying the provisions of section 79 with respect to group-term life insurance purchased for employees, for the purpose of applying the provisions of sections 104, 105, and 106 with respect to accident and health insurance or accident and health plans, and for the purpose of applying the provisions of subtitle A with respect to contributions to or under a stock bonus, pension, profit-sharing, or annuity plan, and with respect to distributions under such a plan, or by a trust forming part of such a plan, and for purposes of applying section 125 with respect to cafeteria plans, the term “employee” shall include a full-time life insurance salesman who is considered an employee for the purpose of chapter 21. The term “levy” includes the power of distraint and seizure by any means. The term “Attorney General” means the Attorney General of the United States. The term “taxable year” means the calendar year, or the fiscal year ending during such calendar year, upon the basis of which the taxable income is computed under subtitle A. “Taxable year” means, in the case of a return made for a fractional part of a year under the provisions of subtitle A or under regulations prescribed by the Secretary, the period for which such return is made. The term “fiscal year” means an accounting period of 12 months ending on the last day of any month other than December. The terms “paid or incurred” and “paid or accrued” shall be construed according to the method of accounting upon the basis of which the taxable income is computed under subtitle A. The term “trade or business” includes the performance of the functions of a public office. The term “Tax Court” means the United States Tax Court. Any term used in this subtitle with respect to the application of, or in connection with, the provisions of any other subtitle of this title shall have the same meaning as in such provisions. The term “Internal Revenue Code of 1986” means this title, and the term “Internal Revenue Code of 1939” means the Internal Revenue Code enacted February 10, 1939, as amended. The term “United States person” means— any trust if— The term “foreign estate” means an estate the income of which, from sources without the United States which is not effectively connected with the conduct of a trade or business within the United States, is not includible in gross income under subtitle A. The term “foreign trust” means any trust other than a trust described in subparagraph (E) of paragraph (30). The term “cooperative bank” means an institution without capital stock organized and operated for mutual purposes and without profit, which— The term “regulated public utility” means— A corporation engaged in the furnishing or sale of— The term “enrolled actuary” means a person who is enrolled by the Joint Board for the Enrollment of Actuaries established under subtitle C of the title III of the Employee Retirement Income Security Act of 1974. The term “tax return preparer” means any person who prepares for compensation, or who employs one or more persons to prepare for compensation, any return of tax imposed by this title or any claim for refund of tax imposed by this title. For purposes of the preceding sentence, the preparation of a substantial portion of a return or claim for refund shall be treated as if it were the preparation of such return or claim for refund. A person shall not be a “tax return preparer” merely because such person— The term “individual retirement plan” means— The term “joint return” means a single return made jointly under section 6013 by a husband and wife. If any citizen or resident of the United States does not reside in (and is not found in) any United States judicial district, such citizen or resident shall be treated as residing in the District of Columbia for purposes of any provision of this title relating to— The term “Indian tribal government” means the governing body of any tribe, band, community, village, or group of Indians, or (if applicable) Alaska Natives, which is determined by the Secretary, after consultation with the Secretary of the Interior, to exercise governmental functions. No determination under subparagraph (A) with respect to Alaska Natives shall grant or defer any status or powers other than those enumerated in section 7871. Nothing in the Indian Tribal Governmental Tax Status Act of 1982, or in the amendments made thereby, shall validate or invalidate any claim by Alaska Natives of sovereign authority over lands or people. The term “TIN” means the identifying number assigned to a person under section 6109. The term “substituted basis property” means property which is— The term “transferred basis property” means property having a basis determined under any provision of subtitle A (or under any corresponding provision of prior income tax law) providing that the basis shall be determined in whole or in part by reference to the basis in the hands of the donor, grantor, or other transferor. The term “exchanged basis property” means property having a basis determined under any provision of subtitle A (or under any corresponding provision of prior income tax law) providing that the basis shall be determined in whole or in part by reference to other property held at any time by the person for whom the basis is to be determined. The term “nonrecognition transaction” means any disposition of property in a transaction in which gain or loss is not recognized in whole or in part for purposes of subtitle A. In determining whether there is a collective bargaining agreement between employee representatives and 1 or more employers, the term “employee representatives” shall not include any organization more than one-half of the members of which are employees who are owners, officers, or executives of the employer. An agreement shall not be treated as a collective bargaining agreement unless it is a bona fide agreement between bona fide employee representatives and 1 or more employers. A vehicle shall not be treated as a highway vehicle if such vehicle is specially designed for the primary function of transporting a particular type of load other than over the public highway and because of this special design such vehicle’s capability to transport a load over the public highway is substantially limited or impaired. For purposes of clause (i), a vehicle’s design is determined solely on the basis of its physical characteristics. For purposes of clause (i), in determining whether substantial limitation or impairment exists, account may be taken of factors such as the size of the vehicle, whether such vehicle is subject to the licensing, safety, and other requirements applicable to highway vehicles, and whether such vehicle can transport a load at a sustained speed of at least 25 miles per hour. It is immaterial that a vehicle can transport a greater load off the public highway than such vehicle is permitted to transport over the public highway. A trailer or semitrailer shall not be treated as a highway vehicle if it is specially designed to function only as an enclosed stationary shelter for the carrying on of an off-highway function at an off-highway site. The term “qualified blood collector organization” means an organization which is— An individual shall not cease to be treated as a United States citizen before the date on which the individual’s citizenship is treated as relinquished under section 877A(g)(4). Under regulations prescribed by the Secretary, subparagraph (A) shall not apply to an individual who became at birth a citizen of the United States and a citizen of another country. The term “prohibited foreign entity” means a specified foreign entity or a foreign-influenced entity. Subject to subclause (II), for any taxable year, the determination as to whether an entity is a specified foreign entity or foreign-influenced entity shall be made as of the last day of such taxable year. For purposes of the first taxable year beginning after the date of enactment of this paragraph, the determination as to whether an entity is a specified foreign entity described in clauses (i) through (iv) of subparagraph (B) shall be made as of the first day of such taxable year. For purposes of this paragraph, the term “specified foreign entity” means— For purposes of subparagraph (B), the term “foreign-controlled entity” means— For purposes of subparagraph (A), the term “foreign-influenced entity” means an entity— with respect to which, during the taxable year— which, during the previous taxable year, made a payment to a specified foreign entity pursuant to a contract, agreement, or other arrangement which entitles such specified foreign entity (or an entity related to such specified foreign entity) to exercise effective control over— with respect to any eligible component produced by the taxpayer (or any person related to the taxpayer)— Subject to subclause (II), for purposes of clause (i)(II), the term “effective control” means 1 or more agreements or arrangements similar to those described in subclauses (II) and (III) which provide 1 or more contractual counterparties of a taxpayer with specific authority over key aspects of the production of eligible components, energy generation in a qualified facility, or energy storage which are not included in the measures of control through authority, ownership, or debt held which are described in clause (i)(I). The Secretary shall issue such guidance as is necessary to carry out the purposes of this clause, including the establishment of rules to prevent entities from evading, circumventing, or abusing the application of the restrictions described subparagraph (C) and subclauses (II) and (III) of this clause through a contract, agreement, or other arrangement. During any period prior to the date that the guidance described in subclause (I)(bb) is issued by the Secretary, for purposes of clause (i)(II), the term “effective control” means the unrestricted contractual right of a contractual counterparty to— In addition to subclause (II), for purposes of clause (i)(II), the term “effective control” means, with respect to a licensing agreement for the provision of intellectual property (or any other contract, agreement or other arrangement entered into with a contractual counterparty related to such licensing agreement) with respect to a qualified facility, energy storage technology, or the production of an eligible component, any of the following: Item (aa) shall not apply in the case of a bona fide purchase or sale of intellectual property. For purposes of item (aa), any purchase or sale of intellectual property where the agreement provides that ownership of the intellectual property reverts to the contractual counterparty after a period of time shall not be considered a bona-fide purchase or sale. For purposes of subclauses (I), (II), and (III), the term “taxpayer” shall include any person related to the taxpayer. For purposes of this clause, the term “contractual counterparty” means an entity with which the taxpayer has entered into a contract, agreement, or other arrangement. Not later than December 31, 2026, the Secretary shall issue such guidance as is necessary to carry out the purposes of this subparagraph, including establishment of rules to prevent entities from evading, circumventing, or abusing the application of the restrictions against impermissible technology licensing arrangements with specified foreign entities, such as through temporary transfers of intellectual property, retention by a specified foreign entity of a reversionary interest in transferred intellectual property, or otherwise. Subparagraph (C)(v) shall not apply in the case of any entity the securities of which are regularly traded on— Subparagraph (D)(i)(I) shall not apply in the case of any entity— Subclause (I)(cc) shall not apply with respect to any exchange or market which— In the case of an entity described in clause (i)(I), such entity shall be deemed to be a foreign-controlled entity under subparagraph (C)(v) if such entity is controlled (as determined under subparagraph (G)) by— In the case of an entity described in clause (i)(II), such entity shall be deemed to be a foreign-influenced entity under subparagraph (D)(i)(I) if— during the taxable year— For purposes of this paragraph, the term “covered officer” means, with respect to an entity— For purposes of subparagraph (C)(v), the term “control” means— For purposes of this paragraph, section 318(a)(2) shall apply for purposes of determining ownership of stock in a corporation. Similar principles shall apply for purposes of determining ownership of interests in any other entity. For purposes of this paragraph— The term “applicable critical mineral” has the same meaning given such term under section 45X(c)(6). The term “covered nation” has the same meaning given such term under section 4872(f)(2) of title 10, United States Code. The term “eligible component” has the same meaning given such term under section 45X(c)(1). The term “energy storage technology” has the same meaning given such term under section 48E(c)(2). The term “qualified facility” means— The term “related” shall have the same meaning given such term under sections 267(b) and 707(b). For purposes of applying any provision under this paragraph, the beginning of construction with respect to any property shall be determined pursuant to rules similar to the rules under Internal Revenue Service Notice 2013–29 and Internal Revenue Service Notice 2018-59 (as well as any subsequently issued guidance clarifying, modifying, or updating either such Notice), as in effect on January 1, 2025. The Secretary may prescribe such regulations and guidance as may be necessary or appropriate to carry out the provisions of this paragraph, including rules to prevent the circumvention of any rules or restrictions with respect to prohibited foreign entities. The term “material assistance from a prohibited foreign entity” means— For purposes of subparagraph (A)(i), the threshold percentage shall be— in the case of a qualified facility the construction of which begins— in the case of energy storage technology the construction of which begins— For purposes of subparagraph (A)(ii), the threshold percentage shall be— in the case of any solar energy component (as such term is defined in section 45X(c)(3)(A)) which is sold— in the case of any wind energy component (as such term is defined in section 45X(c)(4)(A)) which is sold— in the case of any inverter described in subparagraphs (B) through (G) of section 45X(c)(2) which is sold— in the case of any qualifying battery component (as such term is defined in section 45X(c)(5)(A)) which is sold— subject to clause (ii), in the case of any applicable critical mineral (as such term is defined in section 45X(c)(6)) which is sold— Not later than December 31, 2027, the Secretary shall issue threshold percentages for each of the applicable critical minerals described in section 45X(c)(6)), which shall— equal or exceed the threshold percentage which would otherwise apply with respect to such applicable critical mineral under such clause for such calendar year, taking into account— For purposes of subparagraph (A)(i), the term “material assistance cost ratio” means the amount (expressed as a percentage) equal to the quotient of— an amount equal to— the total direct costs to the taxpayer attributable to all manufactured products (including components) which are— For purposes of subparagraph (A)(ii), the term “material assistance cost ratio” means the amount (expressed as a percentage) equal to the quotient of— an amount equal to— Not later than December 31, 2026, the Secretary shall issue safe harbor tables (and such other guidance as deemed necessary) to— For purposes of this paragraph, prior to the date on which the Secretary issues the safe harbor tables described in subclause (I), and for construction of a qualified facility or energy storage technology which begins on or before the date which is 60 days after the date of issuance of such tables, a taxpayer may— rely on a certification by the supplier of the manufactured product, eligible component, or constituent element, material, or subcomponent of an eligible component— Notwithstanding subclauses (I) and (II)— In a manner consistent with Treasury Regulation section 1.45X–4(c)(4)(i) (as in effect on the date of enactment of this paragraph), the certification referred to in subclause (II)(bb) shall— include— be from the supplier from which the taxpayer purchased any manufactured product, eligible component, or constituent elements, materials, or subcomponents of an eligible component, stating— Upon the election of the taxpayer (in such form and manner as the Secretary shall designate), in the case of any manufactured product, eligible component, or constituent element, material, or subcomponent of an eligible component which is— The Secretary shall prescribe such regulations and guidance as may be necessary or appropriate to prevent circumvention of the rules under this subparagraph, including prevention of— For purposes of this paragraph— The term “eligible component” means— The term “energy storage technology” has the same meaning given such term under section 48E(c)(2). The term “manufactured product” means— The term “qualified facility” means— Rules similar to the rules under subparagraphs (H) and (J) of paragraph (51) shall apply for purposes of this paragraph. The Secretary may prescribe such regulations and guidance as may be necessary or appropriate to carry out the provisions of this paragraph, including— For purposes of this title (other than subtitle B)— An alien individual shall be treated as a resident of the United States with respect to any calendar year if (and only if) such individual meets the requirements of clause (i), (ii), or (iii): Such individual is a lawful permanent resident of the United States at any time during such calendar year. Such individual meets the substantial presence test of paragraph (3). Such individual makes the election provided in paragraph (4). An individual is a nonresident alien if such individual is neither a citizen of the United States nor a resident of the United States (within the meaning of subparagraph (A)). If an alien individual is a resident of the United States under paragraph (1)(A) with respect to any calendar year, but was not a resident of the United States at any time during the preceding calendar year, such alien individual shall be treated as a resident of the United States only for the portion of such calendar year which begins on the residency starting date. In the case of an individual who is a lawfully permanent resident of the United States at any time during the calendar year, but does not meet the substantial presence test of paragraph (3), the residency starting date shall be the first day in such calendar year on which he was present in the United States while a lawful permanent resident of the United States. In the case of an individual who meets the substantial presence test of paragraph (3) with respect to any calendar year, the residency starting date shall be the first day during such calendar year on which the individual is present in the United States. In the case of an individual who makes the election provided by paragraph (4) with respect to any calendar year, the residency starting date shall be the 1st day during such calendar year on which the individual is treated as a resident of the United States under that paragraph. An alien individual shall not be treated as a resident of the United States during a portion of any calendar year if— For purposes of subparagraphs (A)(iii) and (B), an individual shall not be treated as present in the United States during any period for which the individual establishes that he has a closer connection to a foreign country than to the United States. Clause (i) shall not apply to more than 10 days on which the individual is present in the United States. Except as otherwise provided in this paragraph, an individual meets the substantial presence test of this paragraph with respect to any calendar year (hereinafter in this subsection referred to as the “current year”) if— In the case of days in: The applicable multiplier is: Current year 1 1st preceding year ⅓ 2nd preceding year ⅙ An individual shall not be treated as meeting the substantial presence test of this paragraph with respect to any current year if— Subparagraph (B) shall not apply to any individual with respect to any current year if at any time during such year— An individual shall not be treated as being present in the United States on any day if— An alien individual shall be deemed to meet the requirements of this subparagraph if such individual— is both— For purposes of this subsection— An individual is an exempt individual for any day if, for such day, such individual is— a professional athlete who is temporarily in the United States to compete in a sports event— The term “foreign government-related individual” means any individual temporarily present in the United States by reason of— The term “teacher or trainee” means any individual— The term “student” means any individual— who is temporarily present in the United States— An individual shall not be treated as an exempt individual by reason of clause (ii) of subparagraph (A) for the current year if, for any 2 calendar years during the preceding 6 calendar years, such person was an exempt person under clause (ii) or (iii) of subparagraph (A). In the case of an individual all of whose compensation is described in section 872(b)(3), the preceding sentence shall be applied by substituting “4 calendar years” for “2 calendar years”. For any calendar year after the 5th calendar year for which an individual was an exempt individual under clause (ii) or (iii) of subparagraph (A), such individual shall not be treated as an exempt individual by reason of clause (iii) of subparagraph (A), unless such individual establishes to the satisfaction of the Secretary that such individual does not intend to permanently reside in the United States and that such individual meets the requirements of subparagraph (D)(ii). For purposes of this subsection, an individual is a lawful permanent resident of the United States at any time if— For purposes of this subsection— Except as provided in subparagraph (B), (C), or (D), an individual shall be treated as present in the United States on any day if such individual is physically present in the United States at any time during such day. If an individual regularly commutes to employment (or self-employment) in the United States from a place of residence in Canada or Mexico, such individual shall not be treated as present in the United States on any day during which he so commutes. If an individual, who is in transit between 2 points outside the United States, is physically present in the United States for less than 24 hours, such individual shall not be treated as present in the United States on any day during such transit. An individual who is temporarily present in the United States on any day as a regular member of the crew of a foreign vessel engaged in transportation between the United States and a foreign country or a possession of the United States shall not be treated as present in the United States on such day unless such individual otherwise engages in any trade or business in the United States on such day. The Secretary may prescribe regulations under which an individual who (but for subparagraph (B) or (D) of paragraph (3)) would meet the substantial presence test of paragraph (3) is required to submit an annual statement setting forth the basis on which such individual claims the benefits of subparagraph (B) or (D) of paragraph (3), as the case may be. For purposes of this title, an alien individual who has not established a taxable year for any prior period shall be treated as having a taxable year which is the calendar year. If— If— The Secretary shall prescribe such regulations as may be necessary or appropriate to carry out the purposes of this subsection. The terms “includes” and “including” when used in a definition contained in this title shall not be deemed to exclude other things otherwise within the meaning of the term defined. Where not otherwise distinctly expressed or manifestly incompatible with the intent thereof, references in this title to possessions of the United States shall be treated as also referring to the Commonwealth of Puerto Rico. For purposes of chapter 1— A contract which purports to be a service contract shall be treated as a lease of property if such contract is properly treated as a lease of property, taking into account all relevant factors including whether or not— An arrangement (including a partnership or other pass-thru entity) which is not described in paragraph (1) shall be treated as a lease if such arrangement is properly treated as a lease, taking into account all relevant factors including factors similar to those set forth in paragraph (1). Notwithstanding paragraphs (1) and (2), and except as provided in paragraph (4), any contract or arrangement between a service provider and a service recipient— with respect to— For purposes of subparagraph (A), the term “qualified solid waste disposal facility” means any facility if such facility provides solid waste disposal services for residents of part or all of 1 or more governmental units and substantially all of the solid waste processed at such facility is collected from the general public. For purposes of subparagraph (A), the term “cogeneration facility” means a facility which uses the same energy source for the sequential generation of electrical or mechanical power in combination with steam, heat, or other forms of useful energy. For purposes of subparagraph (A), the term “alternative energy facility” means a facility for producing electrical or thermal energy if the primary energy source for the facility is not oil, natural gas, coal, or nuclear power. For purposes of subparagraph (A), the term “water treatment works facility” means any treatment works within the meaning of section 212(2) of the Federal Water Pollution Control Act. For purposes of subparagraph (A), the term “storage facility” means a facility which uses energy storage technology within the meaning of section 48(c)(6). Paragraph (3) shall not apply to any qualified solid waste disposal facility, cogeneration facility, alternative energy facility, water treatment works facility, or storage facility used under a contract or arrangement if— For purposes of subparagraph (A), there shall not be taken into account— For purposes of clause (ii) of subparagraph (A), there shall not be taken into account any temporary shut-down of the facility for repairs, maintenance, or capital improvements, or any financial burden caused by the bankruptcy or similar financial difficulty of the service provider. For purposes of clause (iii) of subparagraph (A), there shall not be taken into account any significant financial benefit merely because payments by the service recipient under the contract or arrangement are decreased by reason of increased production or efficiency or the recovery of energy or other products. This subsection shall not apply to any property described in clause (i), (ii), (iii), or (iv) of section 1250(a)(1)(B) (relating to low-income housing) if— The Secretary may prescribe such regulations as may be necessary or appropriate to carry out the provisions of this subsection. The Secretary shall prescribe such regulations as may be necessary or appropriate to prevent the avoidance of those provisions of this title which deal with— For purposes of subtitle A, in determining the amount of gain or loss (or deemed gain or loss) with respect to any property, the fair market value of such property shall be treated as being not less than the amount of any nonrecourse indebtedness to which such property is subject. For purposes of this title, in the case of a qualified motor vehicle operating agreement which contains a terminal rental adjustment clause— For purposes of this subsection— The term “qualified motor vehicle operating agreement” means any agreement with respect to a motor vehicle (including a trailer) which meets the requirements of subparagraphs (B), (C), and (D) of this paragraph. An agreement meets the requirements of this subparagraph if under such agreement the sum of— An agreement meets the requirements of this subparagraph if such agreement contains a separate written statement separately signed by the lessee— An agreement meets the requirements of this subparagraph if the lessor does not know that the certification described in subparagraph (C)(i) is false. For purposes of this subsection, the term “terminal rental adjustment clause” means a provision of an agreement which permits or requires the rental price to be adjusted upward or downward by reference to the amount realized by the lessor under the agreement upon sale or other disposition of such property. The term “terminal rental adjustment clause” also includes a provision of an agreement which requires a lessee who is a dealer in motor vehicles to purchase the motor vehicle for a predetermined price and then resell such vehicle where such provision achieves substantially the same results as a provision described in subparagraph (A). A taxable mortgage pool shall be treated as a separate corporation which may not be treated as an includible corporation with any other corporation for purposes of section 1501. For purposes of this title— Except as otherwise provided in this paragraph, a taxable mortgage pool is any entity (other than a REMIC) if— Any portion of an entity which meets the definition of subparagraph (A) shall be treated as a taxable mortgage pool. Nothing in this subsection shall be construed to treat any domestic building and loan association (or portion thereof) as a taxable mortgage pool. To the extent provided in regulations, equity interest of varying classes which correspond to maturity classes of debt shall be treated as debt for purposes of this subsection. If— For purposes of this title— Notwithstanding any other provision of law, the Thrift Savings Fund is not subject to the nondiscrimination requirements applicable to arrangements described in section 401(k) or to matching contributions (as described in section 401(m)), so long as it meets the requirements of this section. Paragraph (1) shall not be construed to provide that any amount of the employee’s or Member’s basic pay which is contributed to the Thrift Savings Fund shall not be included in the term “wages” for the purposes of section 209 of the Social Security Act or section 3121(a) of this title. For purposes of this subsection, the terms “Member”, “employee”, and “Thrift Savings Fund” shall have the same respective meanings as when used in subchapter III of chapter 84 of title 5, United States Code. No provision of law not contained in this title shall apply for purposes of determining the treatment under this title of the Thrift Savings Fund or any contribution to, or distribution from, such Fund. In the case of any payment which, except for section 13143(b) of title 5, United States Code, might be made to any officer or employee of the Federal Government but which is made instead on behalf of such officer or employee to an organization described in section 170(c)— The Secretary may prescribe regulations recharacterizing any multiple-party financing transaction as a transaction directly among any 2 or more of such parties where the Secretary determines that such recharacterization is appropriate to prevent avoidance of any tax imposed by this title. Any designation by the Commodity Futures Trading Commission of a contract market which could not have been made under the law in effect on the day before the date of the enactment of the Commodity Futures Modernization Act of 2000 shall apply for purposes of this title except to the extent provided in regulations prescribed by the Secretary. For purposes of this title, any organization which is otherwise a convention or association of churches shall not fail to so qualify merely because the membership of such organization includes individuals as well as churches or because individuals have voting rights in such organization. In the case of any transaction to which the economic substance doctrine is relevant, such transaction shall be treated as having economic substance only if— The potential for profit of a transaction shall be taken into account in determining whether the requirements of subparagraphs (A) and (B) of paragraph (1) are met with respect to the transaction only if the present value of the reasonably expected pre-tax profit from the transaction is substantial in relation to the present value of the expected net tax benefits that would be allowed if the transaction were respected. Fees and other transaction expenses shall be taken into account as expenses in determining pre-tax profit under subparagraph (A). The Secretary shall issue regulations requiring foreign taxes to be treated as expenses in determining pre-tax profit in appropriate cases. For purposes of paragraph (1), any State or local income tax effect which is related to a Federal income tax effect shall be treated in the same manner as a Federal income tax effect. For purposes of paragraph (1)(B), achieving a financial accounting benefit shall not be taken into account as a purpose for entering into a transaction if the origin of such financial accounting benefit is a reduction of Federal income tax. For purposes of this subsection— The term “economic substance doctrine” means the common law doctrine under which tax benefits under subtitle A with respect to a transaction are not allowable if the transaction does not have economic substance or lacks a business purpose. In the case of an individual, paragraph (1) shall apply only to transactions entered into in connection with a trade or business or an activity engaged in for the production of income. The determination of whether the economic substance doctrine is relevant to a transaction shall be made in the same manner as if this subsection had never been enacted. The term “transaction” includes a series of transactions. For other definitions, see the following sections of Title 1 of the United States Code: For effect of cross references in this title, see section 7806(a).