Mortgage loans; rulemaking procedures; enforcement

Except as provided in paragraph (6), in any case in which the attorney general of a State has reason to believe that an interest of the residents of the State has been or is threatened or adversely affected by the engagement of any person subject to a rule prescribed under subsection (a) in practices that violate such rule, the State, as parens patriae, may bring a civil action on behalf of its residents in an appropriate district court of the United States or other court of competent jurisdiction— Upon receiving the notice required by paragraph (2), and subject to subtitle B of the Consumer Financial Protection Act of 2010 [12 U.S.C. 5511 et seq.], the Bureau of Consumer Financial Protection or the Commission, as appropriate 1 may intervene in such civil action and upon intervening— In a civil action brought under paragraph (1)—