N.Y.C. Admin. Code § 3-215: § 3-215 Termination of retainer, employment or designation.

Upon the termination of a lobbyist's retainer, employment or designation, such lobbyist and the client on whose behalf such service has been rendered shall both give notice to the city clerk in the electronic filing system within thirty days after the lobbyist ceases the activity that required such lobbyist to file a statement of registration; however, such lobbyist shall nevertheless comply with the reporting requirements of section 3-216.1 of this subchapter and the reporting requirements for the last periodic reporting period up to the date such activity has ceased as required by this subchapter and both such parties shall each file the annual report required by section 3-217 of this subchapter.