D.C. Mun. Regs. tit. 6, r. 6-B2703
A District government employee participating in a Personnel Exchange Program shall be considered either on detail to the receiving agency or organization, or on a leave of absence from the sending agency.
While on assignment, a District government employee on detail shall be entitled to the same salary and benefits accruing to his or her position with the sending District government agency, and shall remain an employee of the sending agency for all other purposes except supervision of duties during the period of detail.
The salary and benefits of a District government employee on detail shall be paid by the sending agency.
While on assignment, a District government employee on leave of absence shall be entitled to at least the same salary and benefits to which he or she would otherwise be entitled.
The salary and benefits of a District government employee on a leave of absence shall be paid by the receiving agency or organization unless the agreement contains different terms.
Leave with or without compensation may be granted to a District government employee by the receiving agency or organization if the agreement permits the agency or organization to act as the leave-approving authority for the employee.
A District government employee suffering disability or death in the course of the temporary assignment shall be treated as a District government employee under the District's disability compensation program, except in any case in which the employee was entitled to and elected to receive similar benefits under the receiving agency's or organization's program.
D.C. Mun. Regs. tit. 6, r. 6-B2703