(a)(1) The department shall promulgate rules and regulations to assure selection of appropriate technology, cost effective design, and use of value engineering in the construction of wastewater treatment works, and also to establish a peer review system for review of construction projects prior to any grants being made pursuant to this part.(2) Such peer review system shall be eligible for funding under this part.(b)(1)(A) The department shall adopt rules and regulations to assure that municipalities receiving grants pursuant to this part adopt and maintain user rate structures that will fund operation, maintenance, principal and interest obligations and an adequate depreciation account to replace the cost of the wastewater treatment works over its useful life based upon the straight line method of accounting.(B) Useful life and straight line method shall be determined in accordance with 26 U.S.C. § 167 and 26 CFR 1.167 (a)-1 et seq.(2) A municipality aggrieved by action taken pursuant to this subsection (b), or regulations promulgated pursuant to it, may seek relief in accordance with the Uniform Administrative Procedures Act, compiled in title 4, chapter 5.Acts 1984, ch.

pursuant to this subsection (b), or regulations promulgated pursuant to it, may seek relief in accordance with the Uniform Administrative Procedures Act, compiled in title 4, chapter 5.Acts 1984, ch. 768, §§ 9, 10; T.C.A., § 68-13-809.