Section was enacted as part of the Clean Air Act Amendments of 1977, and not as part of the National Environmental Policy Act of 1969 which comprises this chapter.

“Department of Health and Human Services” substituted for “Department of Health, Education, and Welfare” in subsec. (b)(4) pursuant to section 507(b) of Pub. L. 96–88, which is classified to section 3508 (b) of Title 20, Education.

Section effective Aug. 7, 1977, except as otherwise expressly provided, see section 406(d) of Pub. L. 95–95, set out as an Effective Date of 1977 Amendment note under section 7401 of this title.

For termination, effective May 15, 2000, of provisions in subsec. (b)(5) of this section relating to annual report to Congress, see section 3003 of Pub. L. 104–66, as amended, set out as a note under section 1113 of Title 31, Money and Finance, and item 18 on page 164 of House Document No. 103–7.