...S&P Global Ratings assigned its '###' rating and stable outlook to Williamson County, Texas' roughly $112 million series 2022 unlimited-tax general obligation (GO) road bonds and affirmed its '###' rating, with a stable outlook, on the county's existing GO debt. The unlimited-tax road bonds are payable from the receipts of a direct and continuing annual ad valorem tax levied, without legal limit as to rate or amount, on all taxable property within the county. The county's outstanding limited-tax bonds and notes and certificates of obligation constitute a direct obligation of the county, payable from the levy and collection of a direct and continuing ad valorem tax levied, within the limits prescribed by law, on all taxable property within the county. Texas statutes limit the maximum ad valorem tax rate for counties to 80 cents per $100 of taxable assessed valuation (AV) for all county purposes. Administratively, the Texas attorney general will permit the allocation of 40 cents of the maximum...