Unless otherwise provided, all provisions of this chapter shall be effective on December 11, 1980.

Any regulation issued pursuant to any provisions of section 1321 of title 33 which is repealed or superseded by this chapter and which is in effect on the date immediately preceding the effective date of this chapter shall be deemed to be a regulation issued pursuant to the authority of this chapter and shall remain in full force and effect unless or until superseded by new regulations issued thereunder.

Nothing in this chapter shall affect or modify in any way the obligations or liabilities of any person under other Federal or State law, including common law, with respect to releases of hazardous substances or other pollutants or contaminants. The provisions of this chapter shall not be considered, interpreted, or construed in any way as reflecting a determination, in part or whole, of policy regarding the inapplicability of strict liability, or strict liability doctrines, to activities relating to hazardous substances, pollutants, or contaminants or other such activities.