Amends Section 2 of SL 2020-63, which provides for reversion of the following described funds in Section 1 if not spent or encumbered by June 30, 2022. Section 1 provides that funds allocated to Guilford County and the municipalities of Oak Ridge, Stokesdale, and Summerfield for water and wastewater system improvements by Section 14.20A of SL 2016-94, as amended, that remain unspent and unencumbered are to be reallocated equally to the municipalities of Oak Ridge, Stokesdale, and Summerfield for each municipality's water infrastructure projects. Amends Section 2 to now provide for return of funds not spent or unencumbered by June 20, 2023. Effective July 1, 2021.