Holiday Closing: all county offices are closed Monday, May 30, for the Memorial Day holiday, and will re-open Tuesday, May 31. This includes parks offices, public works, courts and all other administrative offices.
Clarence Daugherty
Development Services Division ManagerMisty Brown, RS
Collin County Engineering Department4690 Community Ave., Suite 200McKinney, TX 75071Map
developmentservices@collincountytx.gov972-548-5585 (McKinney)972-548-5555 (Fax)
Hours: 7:30 a.m. - 4:00 p.m., Monday - Friday
Dedicated to protecting and preserving the health and safety of our citizens and our environment.
OSSF Permits and OSSF Related InformationResidential Development Permits and Related InformationCommercial/Non-Residential Construction Permits and Related InformationCulvert PermitsPool Construction PermitsFireworks Stand PermitsFood Service / Health Permits and Related InformationPermit FeesCode Enforcement and Related InformationMetro (Tornado) Safe Room Rebate Program
On-Site Sewage Facilities Rules and Regulations (CO# 2008-187-03-11)Subdivision Plat OSSF Review Application