Texas, Grayson County Plumbing Permit Regulations and County Ordinances for Unincorporated Areas
Grayson County, Texas Plumbing Permit Requirements
Grayson County, Texas, has specific regulations regarding plumbing work, particularly concerning county-maintained rights-of-way and unincorporated areas. The county's Development Services Department oversees permits for installations within these areas.
County Jurisdiction and Unincorporated Areas
- Grayson County does not enforce general building codes in its unincorporated areas. However, it does regulate on-site sewage facilities and flood plain regulations.
- The Fire Marshal's Office requires building permits for new construction of commercial, public, or multi-family buildings (four units or larger) in unincorporated areas.
- For properties in unincorporated areas, the county does not issue Certificates of Occupancy or require building permits for single-family residential structures.
- Plumbing work performed by a licensed plumber in unincorporated areas must adhere to plumbing codes adopted by the Texas Board of Plumbing Examiners.
- A licensed plumber supervising plumbing work on a new one-family or two-family dwelling in an unincorporated area must have training and management responsibility, including reviewing and inspecting the work.
Permit Requirements for County Rights-of-Way
- A permit is required for the installation of pipe and/or utility lines within a county-maintained right-of-way or easement.
- Applications for these permits must be submitted online through the right-of-way permit portal at least 30 days prior to construction.
- Construction plans and specifications must accompany the permit application.
- Minimum pipe size is typically 12 inches, unless special conditions warrant a smaller size approved by the county.
- Driveway culverts have a maximum pipe size of 36 inches in diameter. Larger culverts require design by a licensed Professional Engineer and construction by a general contractor.
- Temporary drainage pipes (180 days or less) are exempt from these regulations, provided a permit is obtained for working within the county right-of-way.
- Questions regarding these regulations should be directed to the Grayson County Development Services Department.
Other Relevant Regulations
- An On-site Sewage Facilities (OSSF) Permit is required for the construction of any new or replacement septic systems.
- A Floodplain Development Permit and an Elevation Certificate are required for any development within a Special Flood Hazard Area (SFHA).
- Grayson County requires a Development Certificate for new E911 addresses, new culvert installations, and floodplain determinations.
Resources to Learn More
- Grayson County Development Services
- Grayson County Regulations for Pipe and Utility Line Installation
- Grayson County Engineering and Construction Standard Manual
- Calculate a Water Heater Replacement Project in Grayson County, Texas
- Find Plumber Contractors in Grayson County
- Find Plumber Contractors in Texas