D.C. Mun. Regs. tit. 27, r. 27-4022
Title to goods and construction shall pass to the District upon formal acceptance, regardless of when or where the District takes physical possession, unless the contract specifically provides for earlier passage of title.
Unless the contract specifically provides otherwise, risk of loss of or damage to goods shall remain with the contractor until, and shall pass to the District upon either of the following:
The provisions of § 4022.2 shall not apply to goods that so fail to conform to contract requirements as to give the District a right of rejection.
The risk of loss of or damage to nonconforming goods shall remain with the contractor until cure or acceptance. After cure or acceptance, the provisions of § 4022.2 shall apply.
The contractor shall not be liable for loss of or damage to goods caused by the negligence of officers, agents, or employees of the District acting within the scope of their employment.
The risk of loss or damage to construction shall remain with the contractor until formal acceptance of the construction by the District.
If any of a construction project is excepted from normal acceptance by the District due to defects or failure to conform to the requirements and specifications of the contract, or is subject to contingent acceptance pending cure of defects, the risk of loss or damage to the construction shall remain with the contractor until the defects are cured and the contingency is removed or the construction is formally accepted by the District.
D.C. Mun. Regs. tit. 27, r. 27-4022