Resources Ad Valorem Tax Exemption Policy and Deadlines Madison County offers an exemption from property taxes for eligible industries that decide to locate or expand within the county. Learn More Sales Tax Diversions View the sales tax diversions for the municipalities within Madison County. Learn More State and Local Taxes & Incentives We offer a strong portfolio of business incentives for companies creating new jobs and making corporate investments in the county. Learn More Job Board Job opportunities abound in Madison County! Learn More Let's get social!