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When a permit is required
Permit triggers and exempt work for Derby
Required for new construction (residential and commercial), remodels, additions, roofing, fencing, swimming pools, electrical, mechanical, plumbing, and demolition.
Note: Specific exemptions not fully listed on public pages. Contact Building Inspections at 316-788-6632 for a complete list of work that does not require a permit.
- Completed permit application with project description and estimated value
- Site plan
- Construction drawings as applicable to project scope
- Building code
- Derby adopted the 2024 International Plumbing Code (Ordinance 2584, December 2024). Derby generally follows International Code Council codes with local amendments.
- Permit validity
- Not publicly specified. Contact Building Inspections at 316-788-6632 for current rules.
- Owner-builder
- Not publicly specified.
- Contractor requirements
- All contractors must hold a current MABCD contractor license and provide proof. Contact Derby Building Inspections for any city-specific license requirements.
Application process
Typical processing: Not publicly specified. Contact the Building Inspections department for current turnaround.
- 01 Download the applicable permit application from the Derby permits page or request by email.
- 02 Complete the application with all required project information including estimated market value of improvements (excluding land).
- 03 Submit completed application and any required documents to permits@derbyks.gov or in person at Derby City Hall.
- 04 Staff reviews application and calculates fees. Applicant is notified of fee amount.
- 05 Pay permit fee. Residential remodel applications include a $25.00 certificate of occupancy fee and a $25.00 issuance fee in addition to the base permit fee.
- 06 Permit is issued. Work cannot begin until permit is issued.
- 07 Call 316-788-6632, Option 2 at least 24 hours in advance to schedule each required inspection.
Typical processing time: Not publicly specified. Contact the Building Inspections department for current turnaround.
Source: City of Derby Building Inspections and Codes Department ↗
Fee schedule
Effective November 2025
Payment required before permit is issued.
Fees change periodically. Confirm at the official fee schedule ↗ (effective November 2025) before budgeting.
Required inspections
Scheduling and sequence
- 316-788-6632, Option 2 (phone)
- Scheduling deadline
- At least 24 hours before desired inspection
- Inspection hours
- Not publicly specified. Contact Building Inspections for available inspection times.
Typical sequence: Depends on project type. Contact Building Inspections for the required inspection sequence for your specific project.
Frequently asked
Common questions about Derby permits
01 Do I need a building permit in Derby, KS? ▸
02 How much does a building permit cost in Derby, KS? ▸
03 How do I apply for a building permit in Derby, KS? ▸
04 How long does it take to get a building permit in Derby, KS? ▸
05 How do I schedule a building inspection in Derby, KS? ▸
Educational reference. Permit rules and fees change — confirm current requirements directly with City of Derby Building Inspections and Codes Department before applying. Jaspector is not legal advice.