N.Y.C. Admin. Code § 24-341: § 24-341 Charges not to be affected.

Nothing contained in sections 24-335 through 24-337 of the code shall be construed to prevent the imposition of charges in accordance with schedules, rules or regulations heretofore adopted or the performance of any act required or authorized under such schedules, rules or regulations or under the provisions of sections 24-335 through 24-337, 11-301, 11-312 and 11-314 of the code, nor to affect or invalidate charges heretofore imposed, or hereafter to be imposed as herein provided, nor to prevent the due collection of such charges or interfere with the liens thereof.