(a) Notwithstanding any language to the contrary, for any residence that the government of New Castle County or any agent or representative thereof in any capacity or form (County) deems that installation of a grinder pump or any other sewage pump or waste management device shall be necessary in conjunction with or in relation to the New Castle County Sewer Rehabilitation Project, the County shall pay any and all expenses, costs, and fees of any form or manner related to maintenance and/or operation of such pump or device and any replacement thereof in perpetuity.
(b) Notwithstanding subsection (a) of this section above, the County shall incur no obligation nor incur any liability where a grinder pump or any other sewage pump or waste management device was installed on or in a residence by the owner or a representative thereof prior to commencement of or subsequent to completion of the New Castle County Sewer Rehabilitation Project.