49 CFR 390.7
§ 390.7 Rules of construction.
United States · 49 CFR — Transportation · Status: effective
Cite this
- Citation
- 49 CFR 390.7, § 390.7 Rules of construction, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/260986
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Full text
(a) In part 325 of subchapter A and in this subchapter, unless the context requires otherwise:
(1) Words imparting the singular include the plural;
(2) Words imparting the plural include the singular;
(3) Words imparting the present tense include the future tense.
(b) In this subchapter the word—
(1) Officer includes any person authorized by law to perform the duties of the office;
(2) Shall is used in an imperative sense;
(3) Must is used in an imperative sense;
(4) Should is used in a recommendatory sense;
(5) May is used in a permissive sense; and
(6) Includes is used as a word of inclusion, not limitation.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.