How much does a building permit cost in Township of Radnor, PA?

The minimum permit fee is Residential certificate of occupancy for new construction $50; zoning permit for fences and small accessory structures $75; one-fixture plumbing alteration minimum $35. Fees are calculated as: Residential new one and two-family dwellings and residential additions/alterations/repairs $20 per $1,000; commercial new buildings $30 per $1,000 up to $50,000 then $20 per additional $1,000; commercial alterations $50 first $1,000 then $25 per additional $1,000. Plan check fee: Electrical plan review by third party $75 per hour; many other permit categories embed permit/inspection pricing rather than separate plan check.

How do I apply for a building permit in Township of Radnor, PA?

1. Confirm permit need with Community Development; construction permits are required for most work and all contractors must be licensed. 2. Submit two sets of permit applications and two sets of plans, plus engineered or architectural plans where required. 3. Submit all subcontractor permit applications together with the building permit application. 4. Pay permit fees, including the UCC surcharge on covered permits. 5. Schedule required inspections and obtain final approval or certificate of occupancy.

What work is exempt from building permits in Township of Radnor, PA?

The following work is generally exempt: Ordinary repairs under the Pennsylvania UCC. Note: Public-facing Township page does not publish a separate exempt-work list. Applicants are directed to contact Community Development for project-specific permit determinations.

How do I schedule a building inspection in Township of Radnor, PA?

Inspections can be scheduled via: 610-688-5600 ext. 144 or 146 for building; 215-542-9977 for electrical through United Inspection Agency. Minimum 72-hour notice is required; no work on Sundays or legal holidays.

City Building Permits

Township of Radnor, PA - 2026 Building Permit Guide

How to apply for a building permit in Township of Radnor, Pennsylvania. Permit authority, application steps, fees, and inspection requirements.

Pennsylvania Delaware County Updated March 2026

Permit Authority

Township community development administers construction permits, contractor licenses, zoning permits, and most field inspections; electrical inspections are handled by the Township-authorized third-party agency.

Department: Community Development Department
Address: 301 Iven Avenue, Wayne, PA 19087-5297
Phone: 610-688-5600
Website: https://www.radnor.com/government/departments/community-development/construction-permits

Online Permit Portal

Open Construction Permits

Platform: Granicus forms and PDF downloads page • Account required: No • Submission: In-person only

Additional resources:

Application Process

Confirm permit need with Community Development; construction permits are required for most work and all contractors must be licensed.
Submit two sets of permit applications and two sets of plans, plus engineered or architectural plans where required.
Submit all subcontractor permit applications together with the building permit application.
Pay permit fees, including the UCC surcharge on covered permits.
Schedule required inspections and obtain final approval or certificate of occupancy.

Source: Community Development Department

General Requirements

Most construction work requires permits; applicants are told to contact Community Development for permit determinations.

Required Documents

Two permit sets
Two plan sets
Engineered/architectural plans where required
All subcontractor permit applications with the building permit packet

Building code: 2018 IBC, IFC, IMC, IPC, IFGC, IECC, IEBC, IRC; 2017 NEC; 2009 IPMC
Contractor requirements: All contractors must be licensed with Radnor Township; annual trade and general contractor licensing fees are published in the fee schedule.

Fees

Minimum permit fee: Residential certificate of occupancy for new construction $50; zoning permit for fences and small accessory structures $75; one-fixture plumbing alteration minimum $35
Plan check fee: Electrical plan review by third party $75 per hour; many other permit categories embed permit/inspection pricing rather than separate plan check
Permit fee formula: Residential new one and two-family dwellings and residential additions/alterations/repairs $20 per $1,000; commercial new buildings $30 per $1,000 up to $50,000 then $20 per additional $1,000; commercial alterations $50 first $1,000 then $25 per additional $1,000
Reinspection fee: Residential reinspection after second failed inspection $100; commercial after second failed inspection $200
Payment note: $4.50 UCC surcharge is added to each building, electrical, plumbing, and mechanical permit

Fees change. Verify current amounts at the official fee schedule.

Work That Does NOT Require a Permit

Contact the Community Development Department to confirm whether your project requires a permit before starting work.

Inspections

How to Schedule

610-688-5600 ext. 144 or 146 for building; 215-542-9977 for electrical through United Inspection Agency (phone)

Scheduling deadline: Minimum 72-hour notice is required; no work on Sundays or legal holidays

Typical inspection sequence: Residential and commercial sequences are published, including footing, foundation, backfill, slab, rough, framing, energy, drywall or close-up, sprinkler, trade rough-ins, trade finals, and final building inspection

Additional Resources

Building code: 2018 IBC, IFC, IMC, IPC, IFGC, IECC, IEBC, IRC; 2017 NEC; 2009 IPMC
Zoning information: View zoning info
Construction Permits
Contractor License Application
License lookup guide: Pennsylvania Contractor License Requirements
Contract template: Pennsylvania Homeowner-Contractor Agreement
Pennsylvania hub: Pennsylvania Contractor License & Permit Hub

Information on this page was last verified: March 2026. Permit rules and fees change — confirm current requirements directly with the Community Development Department before applying.

Frequently Asked Questions

Township of Radnor Building Permit FAQ

Do I need a building permit in Township of Radnor, PA?: Most construction work requires permits; applicants are told to contact Community Development for permit determinations.
How much does a building permit cost in Township of Radnor, PA?: The minimum permit fee is Residential certificate of occupancy for new construction $50; zoning permit for fences and small accessory structures $75; one-fixture plumbing alteration minimum $35. Fees are calculated as: Residential new one and two-family dwellings and residential additions/alterations/repairs $20 per $1,000; commercial new buildings $30 per $1,000 up to $50,000 then $20 per additional $1,000; commercial alterations $50 first $1,000 then $25 per additional $1,000. Plan check fee: Electrical plan review by third party $75 per hour; many other permit categories embed permit/inspection pricing rather than separate plan check.
How do I apply for a building permit in Township of Radnor, PA?: 1. Confirm permit need with Community Development; construction permits are required for most work and all contractors must be licensed. 2. Submit two sets of permit applications and two sets of plans, plus engineered or architectural plans where required. 3. Submit all subcontractor permit applications together with the building permit application. 4. Pay permit fees, including the UCC surcharge on covered permits. 5. Schedule required inspections and obtain final approval or certificate of occupancy.
What work is exempt from building permits in Township of Radnor, PA?: The following work is generally exempt: Ordinary repairs under the Pennsylvania UCC. Note: Public-facing Township page does not publish a separate exempt-work list. Applicants are directed to contact Community Development for project-specific permit determinations.
How do I schedule a building inspection in Township of Radnor, PA?: Inspections can be scheduled via: 610-688-5600 ext. 144 or 146 for building; 215-542-9977 for electrical through United Inspection Agency. Minimum 72-hour notice is required; no work on Sundays or legal holidays.

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Important: This page is an educational resource provided by jaspector.com. It is not legal advice, and it does not substitute for official guidance from the permit authority listed above. Permit requirements, fees, and processes change frequently. Always verify current requirements directly with the issuing department before beginning any construction project. Use of this page does not create an attorney-client relationship. Jaspector assumes no liability for any outcomes arising from reliance on this information.