Nothing in this chapter supersedes any provision of the National Manufactured Housing Construction and Safety Standards Act of 1974 [42 U.S.C. 5401 et seq.]. No design, construction method, practice, technology, material, mitigation methodology, or hazard reduction measure of any kind developed under this chapter shall be required for a home certified under section 616 of the National Manufactured Housing Construction and Safety Standards Act of 1974 (42 U.S.C. 5415), pursuant to standards issued under such Act, without being subject to the consensus development process and rulemaking procedures of that Act.