Tax Compliance and Use Tax Automation Module

San Mateo County is seeking a subcontractor to deliver a software module or integrated service designed to automate use tax calculation, jurisdictional rate updates, product taxability rules, and exemption management. The solution must accurately handle dynamic tax jurisdictions and evolving compliance requirements across varied locations, ensuring real-time precision in tax determination and reporting. The system should be capable of maintaining up-to-date tax rates and product classifications while seamlessly managing exemption documentation and validation workflows to support audit readiness and regulatory adherence. The solicitation is open for responses until July 18, 2026, and falls under NAICS code 511210, indicating a focus on software publishing and related services. The contract is structured as a subcontract, with no specific set-aside designation, and performance is expected to align with the operational needs of San Mateo County in California. Interested parties should submit proposals through the provided public procurement portal before the deadline, ensuring technical and functional alignment with the core requirements of automation, accuracy, and scalability in tax compliance functionality.