; (ii) the appropriate duration, magnitude, or usage of demand charge ratchets; (iii) the benefits to the utility and ratepayers, such as increased reliability, fuel diversification, enhanced power quality, and reduced electric losses from the use of combined heat and power technology and waste heat to power technology by a qualifying facility; and (iv) alternative arrangements to the purchase of supplementary, backup, or standby power by the owner of combined heat and power technology and waste heat to power technology generating units if the alternative arrangements— (I) do not compromise system reliability; and (II) are nondiscretionary and nonpreferential. . (b) Compliance (1) Time limitations Section 112(b) of the Public Utility Regulatory Policies Act of 1978 ( 16 U.S.C. 2622(b) ) (as amended by section 4(b)(1)) is amended by adding at the end the following: (8) (A) Not later than 90 days after the date on which the Secretary completes the standards required under section 111(d)(21), each State regulatory authority (with respect to each electric utility for which the authority has ratemaking authority) and each nonregulated electric utility shall commence the consideration referred to in that section, or set a hearing date for such consideration, with respect to each standard. (B) Not later than 2 years after the date on which the Secretary completes the standards required under section 111(d)(21), each State regulatory authority (with respect to each electric utility for which the authority has ratemaking authority) and each nonregulated electric utility shall— (i) complete the consideration under subparagraph (A); (ii) make the determination referred to in section 111 with respect to each standard established under section 111(d)(21)