the form, manner, and style prescribed by the rules of such court, contesting any legal conclusions of the Secretary. (f) Regulations implementing required procedures By not later than 90 days after the effective date of this section, the Secretary shall prescribe regulations to implement the procedures required under this section. . (b) Conforming amendment The table of sections for chapter 551 of title 46, United States Code, is amended by inserting after the item relating to section 55123 the following: Sec. 55124. Interpretive ruling process. . 6. Regulations regarding affirmation of authority for non-oil and gas operations on the outer Continental Shelf Not later than 90 days after the effective date of this Act, the Secretary of the department in which the Coast Guard is operating shall promulgate regulations to implement the amendment made by section 9503 of the William M. (Mac) Thornberry National Defense Authorization Act for Fiscal Year 2021 ( Public Law 116–283