...Sale Date: As early as the week of June 11 via negotiation. Series: $200,000,000 Unlimited Tax School Building Bonds, Series 2018. Purpose: To construct and equip school buildings as well as pay issuance costs. Security: The bonds are payable from an unlimited ad valorem tax (ULT) levied against all taxable property in San Antonio Independent School District (San Antonio ISD). The bonds are further backed by the Texas Permanent School Fund (PSF) guaranty....