D.C. Code § 28:9-708
A person may file an initial financing statement or a continuation statement under this part if:
(2) The filing is necessary under this part:
Oct. 26, 2000, D.C. Law 13-201, § 101, 47 DCR 7576
This section permits a secured party to file an initial financing statement or continuation statement necessary under this Part to continue the effectiveness of a financing statement filed before this Article takes effect or to perfect or otherwise continue the perfection of a security interest. Because a filing described in this section typically operates to continue the effectiveness of a financing statement whose filing the debtor already has authorized, this section does not require authorization from the debtor.