(a) In delegating implementation and enforcement authority to a State under section 112(d) of the Act, the authorities contained in paragraph (b) of this section shall be retained by the Administrator and not transferred to a State.
(b) Authorities which will not be delegated to States: Sec. 61.273. Subparts Z-AA [Reserved] Subpart BB_National Emission Standard for Benzene Emissions From Benzene
Transfer Operations
Source: 55 FR 8341, Mar. 7, 1990, unless otherwise noted.