Private Improvement Agreement

Private Improvement Agreements (PIA) are typically required for:

• Rezoning conditions: Some rezoning conditions may require a PIA for offsite improvements
• Curbing: If the extent of curbing will result in impacts to existing drainage patterns
• Drainage Structures: Box Culverts, Pipe Culverts, connections to existing drainage facilities
• Drainage Improvements: Drainage grading
• Paving: This includes deceleration lanes, and turn lanes
• Median modifications: All median modifications
• Traffic Devices: This includes signalization, new traffic signs, etc…

PIA Guidelines and Forms

PIA’s are not typically required for:

• Curb cuts / Driveways
• Utility trenching and backfill
• Sidewalks on non-MS&R roadways
• Minor curb replacements
• Curb cut closures

Permits & Codes - Excavation

If there is a question as to whether a PIA is required, please contact the Permits and Codes Section of the TDOT Engineering Division at (520) 791-5100.