About RSI
Founded in May 1996 in Massachusetts, RSI has grown into a thriving leader in modernizing tax solutions for public agencies worldwide. Our mission is to empower government offices to enhance citizen services, boost operational efficiency, and maximize revenue collection. Trusted by over 60 tax and revenue agencies globally, including the U.S. IRS, the Multistate Tax Commission, and the Province of Saskatchewan, we are the collaborative partner driving transformative solutions to tax administrations.
Solutions
At RSI, we understand the unique challenges of public-sector tax administrations. Through our Government Premier™ platform and comprehensive suite of independent solutions, we offer flexible, scalable, and secure systems that streamline tax processing, compliance, and revenue collection.