; (4) that the State program include implementation of a quality assurance program— (A) to ensure that home energy efficiency retrofits are achieving the stated level of energy savings, that efficiency measures were installed correctly, and that work is performed in accordance with procedures developed by the Secretary, including through quality-control inspections for a portion of home energy efficiency retrofits completed by each applicable contractor; and (B) under which a quality-control inspection of a home energy efficiency retrofit is performed by a quality assurance provider who— (i) is independent of the contractor for such retrofit; and (ii) will confirm that such contractor is a contractor who meets minimum training requirements and certification requirements set forth by the Secretary; (5) that the State program include requirements for a homeowner, contractor, or rebate aggregator to claim a rebate, including that the homeowner, contractor, or rebate aggregator submit any applicable forms approved by the Secretary to the State, including a copy of the certificate provided by the applicable contractor certifying projected or measured reduction of home energy use; (6) that the State program may include requirements for an entity to be eligible to serve as a rebate aggregator to facilitate the delivery of rebates to homeowners or contractors; (7) that the State program include procedures for a homeowner to transfer the right to claim a rebate to the contractor performing the applicable home energy efficiency retrofit or to a rebate aggregator that works with the contractor