Administrative overview · FIPS 17161
Rock Island County permit authority
The first compliance decision is jurisdictional: identify the office with statutory authority over your parcel, then use its filing and inspection sequence to keep the project moving.
Jurisdictional status
County
This county profile is the primary starting point for unincorporated-area permitting.
Responsible agency
Rock Island County Zoning & Building Safety Department
For a project in or near Rock Island County, this office is the identified point of contact for permit intake, statutory code enforcement, plan review coordination, and inspection release conditions. Confirm the parcel’s boundary and project type before relying on the county lane.
Direct contact
309-558-3771
Call before mobilizing if the project has a boundary, occupancy, fire, septic, or utility question.
Permit counter
1504 Third Avenue, Room 305, Rock Island, IL 61201
Operating hours
Monday-Friday 8:00 AM-4:30 PM; inspectors are generally in the field from 10:00 AM-3:00 PM.
Review expectation
Typical residential plan review is 3-5 business days.
Compliance workbench
Choose the next project decision.
Apply online
Open the verified digital gateway, application form, and review timeline.
Open guide →Fees & penalties
Understand fee schedules, enforcement exposure, and stop-work liabilities.
Open guide →Codes & exemptions
Read the code framework, minor-work exemptions, and inspection lane.
Open guide →Agency website
Visit the primary public source for current notices and contact changes.
Open guide →Source trail
Official sources for this profile
Use these direct agency or licensing links to confirm current instructions before you file, pay, or schedule work. External pages control if their information differs from this directory.
Project questions
Frequently asked questions for Rock Island County
Who handles permitting for this jurisdiction?
Rock Island County Zoning & Building Safety Department is the identified county-level authority for this profile. Confirm that the property is in its service area before filing.
How should I begin an application?
No verified online portal was located in the reviewed public materials. Contact 309-558-3771 and request the current application route before preparing a final submittal.
How long might review take?
Typical residential plan review is 3-5 business days.
How are inspections scheduled?
Call 309-558-3771 to schedule. Requests made after 10:00 AM are generally scheduled for the next business day. The general contractor is responsible for arranging the final inspection and occupancy approval.
Which codes and exemptions should I review?
2012 International Building, Existing Building, Fire, Mechanical, Fuel Gas, Property Maintenance, and Residential Codes; 2024 Illinois Energy Conservation Code effective November 30, 2025; 2014 Illinois Plumbing Code; 2011 NEC; applicable fire, accessibility, EV-charging, zoning, subdivision, and stormwater requirements. Subject to zoning approval and floodplain limitations: fences up to 6 feet; one-story accessory buildings up to 70 square feet in a floodplain or 120 square feet outside it; painting, papering, and similar finish work; prefabricated pools up to 18 inches deep; retaining walls up to 4 feet; and wall-supported residential awnings projecting up to 54 inches.