§ 1152. Joinder and intervention in aviation proceedings
A person interested in or affected by a matter under consideration in a proceeding or a civil action to enforce section
1132,
1134
(b) or (f)(1) (related to an aircraft accident), or 1155(a) of this title, or a regulation prescribed or order issued under any of those sections, may be joined as a party or permitted to intervene in the proceeding or civil action.