What is the Madison County Tax Assessor-Collector? In Texas, the tax assessor–collector is an elected official. The Tax Assessor–Collector is responsible for the day-to-day operations of the Tax Office. He/She acts as a liaison between the county and the taxpayer.
| Name | Area | |
| Karen M. Lane | Tax Assessor / Collector | karen.lane@madisoncountytx.org |
| Veronica Hunt | Chief Deputy | veronica.hunt@madisoncountytx.org |
| Heather Reeves | Deputy | heather.reeves@madisoncountytx.org |
| Rosie Martinez | Deputy | rosy.martinez@madisoncountytx.org |