; and (ii) the procedure for obtaining a special registration under this subsection. (B) Procedure In promulgating final regulations under subparagraph (A), the Attorney General shall— (i) issue a notice of proposed rulemaking that includes a copy of the proposed regulations; (ii) provide a period of not less than 60 days for comments on the proposed regulations; (iii) finalize the proposed regulation not later than 6 months after the close of the comment period