Why Plumbing Permits Now Cost $300 in Chicago
Express plumbing permits hit $300 this spring, up from previous years. Here's what the fee covers and when you need one.
Chicago's express plumbing permits now cost $300 for most residential work, reflecting updated fee structures that took effect this year.
Recent permit data shows typical residential plumbing work — fixture replacements, riser repairs, and basement plumbing — all falling under the $300 express permit category. One South Side project covering plumbing repairs in one residential unit plus basement work carried the standard $300 fee.
What the $300 covers:
- Fixture repair or replacement
- Plumbing piping repair/replacement
- Riser work in existing chases
- Up to 3 residential units
- Required inspections
When you need a plumbing permit:
- Moving or adding fixtures
- Water heater replacement
- Main line repairs
- Basement bathroom additions
- Any work involving risers between floors
DIY repairs like replacing faucets or unclogging drains don't need permits. But if you're opening walls or connecting to main lines, Chicago requires licensed contractors and proper permits.
Express permits mean faster processing — usually 3-7 days versus 4-8 weeks for standard permits. The higher fee reflects streamlined review and faster approvals. Major electrical work often requires similar planning, especially when coordinating with plumbing projects.
The Chicago Building Department online system lets you track permit status and schedule inspections. Most plumbing work needs rough-in and final inspections before you can close up walls.