Gwinnett Code Enforcement inspects properties within unincorporated Gwinnett County and does not handle code violations within city limits.

Common code violations include junk vehicles, open or outdoor storage (including trash and debris), tall grass and weeds, exterior building and fence/wall maintenance, graffiti, vehicle parking, operating businesses in incorrect zoning districts, and running a business without an occupation tax certificate.

• Commercial Vehicle Signage (UDO 240-110.1)
• Dumpsters (UDO 230-30.13)
• Handicapped Parking Spaces (UDO 240-50) Maintenance and Appearance of Parking Lots (UDO 240-60.3)
• Numbering Requirements (PMO 14-318)
• Operating Without an Occupational Tax Certificate (Business License) (18-20)

• Transfer of Ownership (PMO 14-260)
• Fence and Wall maintenance ( PMO 14-284)
• Graffiti (PMO 14-285)
• Grass, Weeds, and Uncultivated Vegetation (PMO 14-286)
• Junk Vehicles (PMO 14-287)
• Driveways and Walkways (PMO 14-288)
• Open or Outdoor Storage (PMO 14-289)
• Trees (PMO 14-290)
• Swimming Pools, Spas, and Hot Tubs (PMO 14-291)
• Lighting (PMO 14-292)
• Sanitation (PMO 14-293)
• Numbering Requirements (PMO 14-318)
• Exterior Surface Treatment (PMO 14-319)
• Exterior Walls (PMO 14-320)
• Foundation Walls (PMO 14-321)
• Roofs (PMO 14-322)
• Exterior Stairways, Decks, Porches, and Balconies (PMO 14-323)
• Windows (PMO 14-324)
• Exterior Doors and Frames (PMO 14-325)
• Garage Doors (PMO 14-326)
• Decorative Features (PMO 14-327)
• Overhang Extensions (PMO 14-328)
• Chimneys and towers (PMO 14-329)
• Vacant Structure Maintenance (PMO 14-330)
• Boarding-Up Structures (PMO 14-331)
• Burned Structures (PMO 14-332)

• Prohibited Signs [SO Section 78-107 (1-22)]
• Temporary Signs (SO 78-108)
• Generally Permitted Signs (formerly known as Exempt) (SO 78-109)

• Placement of Containers and Collection Hours (82-56.a.6.c)

• Accessory Building, Structure, and Uses (UDO 230-30)
• Building Permit Required (CC 106.1)
• Certificate Required (CC 113.1-Occupancy or CC 113.2-Completion)
• Dumpsters (UDO 230-30.13)
• Customary Home Occupation (UDO 210-140.9)
• Livestock (UDO 210-140.2)
• Chickens (UDO 210-140.2.B.1)
• Garage or Yard Sales (18-42)
• Parking Surfaces (Yard Parking) – (UDO 240-10.3.B)
• Driveway Design Standards (UDO 360-40)
• Swimming Pool Permits & Location (UDO 310-40)
• Restricted Vehicles (UDO 240-110.2)
• Fence and Wall Location and Materials (UDO 230-80)