Be it enacted by the Senate and House of Representatives in General Court assembled, and by the authority of the same, as follows:

The town of Tewksbury, acting by and through its board of selectmen, is hereby authorized to sell and convey, at full market value, a certain parcel of land acquired for water supply purposes to be used for residential purposes. Full market value shall be determined by independent appraisal. The cost of said appraisal, surveys, recordings, and other expenses relating to the transfer of property shall be paid by the buyers. Said parcel is shown as Lot 79 on Map 48 on the Assessor's Map. The proceeds from the sale of said parcel minus the costs of said sale shall be deposited in an account for the payment of the expansion of the water treatment plant of said town.