; or (B) no WaterSense product or service or FEMP designated product is reasonably available that meets the functional requirements of the agency. (3) Procurement planning The head of an agency shall incorporate into the specifications for all procurements involving water consuming products and systems, including guide specifications, project specifications, and construction, renovation, and services contracts that include provision of water consuming products and systems, and into the factors for the evaluation of offers received for the procurement, criteria used for rating WaterSense products and services and FEMP designated products. The head of an agency shall consider, to the maximum extent practicable, additional measures for reducing agency water consumption, including water reuse, reclamation, and recycling technologies, leak detection and repair, and use of waterless products that perform similar functions to existing water-consuming products. (c) Listing of water efficient products in federal catalogs WaterSense products and services and FEMP designated products shall be clearly identified and prominently displayed in any inventory or listing of products by the General Services Administration or the Defense Logistics Agency. The General Services Administration and the Defense Logistics Agency shall supply only WaterSense products or FEMP designated products for all product categories covered by the WaterSense program or the Federal Energy Management Program, except in cases where the agency ordering a product specifies in writing that no WaterSense product or FEMP designated product is available to meet the buyer’s functional requirements, or that no WaterSense product or FEMP designated product is cost-effective for the intended application over the life of the product, taking energy, water, and wastewater cost savings into account. (d) Regulations Not later than 180 days after the date of enactment of this Act, the Administrator of the Environmental Protection Agency shall issue regulations to carry