congress passed the clean air act on december 17, 1963.
congress passed the clean air act on december 17, 1963.
when did congress pass the clean air act?
december 17 , 1963
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section::::history.:history of the clean air act.









































section::::history.:history of the clean air act.:introduction.









































the legal authority for federal programs regarding air pollution control is based on the 1990 clean air act amendments (1990 caaa). these are the latest in a series of amendments made to the clean air act (caa), often referred to as "the act." this legislation modified and extended federal legal authority provided by the earlier clean air acts of 1963 and 1970.
clean air act (united states)