Offices Closed for Thanksgiving Holiday: All county offices will be closed on Thursday, Nov. 23, and Friday, Nov. 24, for the holiday. This includes parks offices, public works, courts and all other administrative offices. Offices will re-open Monday, Nov. 27.

Culvert Permits

Culvert/Driveway Permits

For New Driveway Connections to Collin County Roads

Culvert Permit Application

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