(a) In General.—The district courts shall have original jurisdiction of any civil action involving minimal diversity between adverse parties that arises from a single accident, where at least 75 natural persons have died in the accident at a discrete location, if—
(b) Limitation of Jurisdiction of District Courts.—The district court shall abstain from hearing any civil action described in subsection (a) in which—
(1)
the substantial majority of all plaintiffs are citizens of a single State of which the primary defendants are also citizens; and
(c) Special Rules and Definitions.—For purposes of this section—
(1)
minimal diversity exists between adverse parties if any party is a citizen of a State and any adverse party is a citizen of another State, a citizen or subject of a foreign state, or a foreign state as defined in section 1603(a) of this title;
(d) Intervening Parties.—
In any action in a district court which is or could have been brought, in whole or in part, under this section, any person with a claim arising from the accident described in subsection (a) shall be permitted to intervene as a party plaintiff in the action, even if that person could not have brought an action in a district court as an original matter.