Amends Section 14.20A of SL 2016-94, as amended, to provide that the funds that are to be released to Rockingham and Guilford counties for interconnection and extension of water lines when the county and one or more of the specified municipalities reach an agreement on the funds allocated to that county by interlocal agreements and regional water and sewer authorities remain available until expended and do not revert (was, funds not spent or encumbered by June 30, 2023, must be returned and revert to the General Fund).