Va. Code Ann. § 58.1-3137

The treasurer shall receive the county levy in the manner prescribed for the receipt of the state revenue and shall, at the August meeting of the governing body of the county, or within thirty days thereafter, settle with the governing body his accounts for that year. Out of the balance shown to be in his hands upon the settlement he shall at once pay all warrants drawn on the appropriations for that year not previously paid, in the order of their presentation. When the treasurer's term of office expires or if he dies, resigns or is removed from office, the treasurer, upon the expiration of his term of office, resignation, or removal, or his personal representative, upon his death, shall immediately make such settlement, showing the amount in his hands to be accounted for and the fund to which such funds belong and deliver to his successor all securities belonging to his office and all money belonging to the county.