D.C. Mun. Regs. tit. 16, r. 16-339
The assignment by the holder of an instrument of security to a dealer who is liable to the holder under a guaranty, an endorsement, or a repurchase agreement relating to that instrument of security shall not constitute the sale or disposition of a motor vehicle within the meaning of §§ 340 through 349 of this chapter, inclusive.
The transfer of a motor vehicle securing that instrument of security or both the assignment (under § 339.1) and transfer (under this sub-section) to a dealer who is liable to the holder under a guaranty, an endorsement, or a repurchase agreement relating to that instrument of security shall not constitute the sale or disposition of a motor vehicle within the meaning of §§ 340 through 349 of this chapter, inclusive.
D.C. Mun. Regs. tit. 16, r. 16-339