Business Tax Electronic Filing – Save Time, Effort and Postage! Activation of all County credit cards shall be coordinated through County. Purchasing.Who must obtain a seller's permit? Click on any of the questions below to reveal the answers. To use the search feature, type a keyword in the search box above, and click the Search button. Frequently asked questions about alcoholic beverage licenses, license transfers, micro-enterprise home kitchens, and the online beer price posting system. UCR Procurement Services (Campus Purchasing).