D.C. Code § 19-2313
If a right with respect to property to which this chapter applies is acquired, extinguished, or barred on the expiration of a limitation period that began to run under another statute before [March 7, 2025], that statute continues to apply to the right even if the statute has been repealed or superseded by this chapter.
Mar. 7, 2025, D.C. Law 25-270, § 2(b)