Diversity of citizenship; amount in controversy; costs

The district courts shall have original jurisdiction of all civil actions where the matter in controversy exceeds the sum or value of $75,000, exclusive of interest and costs, and is between— For the purposes of this section and section 1441 of this title— a corporation shall be deemed to be a citizen of every State and foreign state by which it has been incorporated and of the State or foreign state where it has its principal place of business, except that in any direct action against the insurer of a policy or contract of liability insurance, whether incorporated or unincorporated, to which action the insured is not joined as a party-defendant, such insurer shall be deemed a citizen of— In this subsection— The district courts shall have original jurisdiction of any civil action in which the matter in controversy exceeds the sum or value of $5,000,000, exclusive of interest and costs, and is a class action in which— A district court may, in the interests of justice and looking at the totality of the circumstances, decline to exercise jurisdiction under paragraph (2) over a class action in which greater than one-third but less than two-thirds of the members of all proposed plaintiff classes in the aggregate and the primary defendants are citizens of the State in which the action was originally filed based on consideration of— A district court shall decline to exercise jurisdiction under paragraph (2)— over a class action in which— at least 1 defendant is a defendant— Paragraphs (2) through (4) shall not apply to any class action in which— Paragraph (2) shall not apply to any class action that solely involves a claim— As used in subparagraph (A), the term “mass action” shall not include any civil action in which— This subparagraph will not apply—