Regulatory framework
The code baseline for Runnels County.
Runnels County's official site publishes subdivision regulations but no 2026 county building department, general structural building code, unincorporated building-permit application, or countywide floodplain permit program. The current Texas Floodplain Administrator directory identifies the City of Ballinger's municipal administrator but no Runnels County community entry. Because Runnels County is also absent from TCEQ's current local OSSF authorized-agent report, septic permitting in unincorporated areas falls to TCEQ Region 3 under Texas Health and Safety Code Chapter 366 and 30 TAC Chapter 285; incorporated municipalities may impose their own building and floodplain rules.