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Health, Education, and Welfare published in part II of 
the Federal Register for July 7, 1976; 
(B) if such requirements are revised before the 
tenth day after the date of the enactment of this Act, 
such requirements as so revised and published in the 
Federal Register; or 
(C) if such requirements are revised under para- 
graph (2) , such requirements as so revised. 
(2) The Secretary may, by regulation, amend in any 
manner any of the requirements in effect under paragraph 
( 1 ) if he determines that the requirements in effect after 
such amendment will be sufficient for the protection of 
health and the environment. A regulation promulgated 
under this paragraph shall be promulgated in accordance 
with section 553 of title 5, United States Code. 
(3) Before the expiration of the ten-day period begin- 
ning on the date of the enactment of this Act, the Secretary 
shall take such action as may be necessary to publicize and 
make available the requirements described in paragraph ( 1 ) , 
including the publication of such requirements in the Federal 
Register. 
(b) The Secretary may, by order, exempt, under such 
terms and conditions as the Secretary shall include in the 
order, from the requirements of subsection (a) (1) any re- 
[Appendix B — 29] 
