Credit card payments are subject to a convenience fee. The cardholder must present the PTC, the sale receipt (which is marked with the Shop Hillsborough stamp) and the reward receipt to reverse its Credit.The District P-Card Program is designed to simplify and streamline the procurement process for small dollar purchases, travel, and other authorized uses. Each sale, admission, storage, or rental in Florida is taxable, unless the transaction is exempt. Sales tax is added to the price of taxable goods or services. What form of payment is accepted? Credit Cards, Cash (exact change please) or Checks made out to Hillsborough Township. The authorized cardholder is responsible for retaining all original receipts, invoices or other documentation related to purchases. 2. A sales tax exemption certificate is needed in order to make taxfree purchases of items and services that are taxable.