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§ 02
When a permit is required
Permit triggers and exempt work for Loudon
Any type of construction, alteration, demolition, or addition on the property, plus electrical, gas, plumbing, solar, sign, blasting, and driveway permits.
FAQ indicates some work may not require a permit for minor construction/renovation/sheds; see https://www.loudonnh.org/code-enforcementcompliance-building-department/faq/do-i-need-building-permit-minor.
- Exempt FAQ indicates some work may not require a permit for minor construction/renovation/sheds; see https://www.loudonnh.org/code-enforcementcompliance-building-department/faq/do-i-need-building-permit-minor.
Required documents
- Completed permit application
- contact department for full list.
- Building code
- NH State Building Code (RSA 155-A). Contact department for specifics.
§ 03
Application process
Application → plan check → issuance → inspection → final
- 01 Contact Code Enforcement at 8 Cooper Street or through town website to discuss project.
- 02 Download applicable permit application (Addition-Renovation-Accessory Structure, Blasting, Commercial-Industrial, Demolition, Driveway, Electrical, etc.).
- 03 Complete application; attach required documents.
- 04 Submit in person at 8 Cooper Street.
- 05 Application reviewed; fees paid.
- 06 Permit issued.
- 07 Schedule inspections.
- 08 Final inspection; Certificate of Occupancy issued.
§ 04
Fee schedule
Loudon building permit fees
Fee type
Amount
01
Minimum permit fee
Not stated.
02
Plan check fee
Not stated.
§ 05
Required inspections
Scheduling and sequence
- Inspection hours
- Contact department.
Typical sequence: Contact department.
§ 06
Frequently asked
Common questions about Loudon permits
01 Do I need a building permit in Loudon, NH? ▸
Any type of construction, alteration, demolition, or addition on the property, plus electrical, gas, plumbing, solar, sign, blasting, and driveway permits.
02 How much does a building permit cost in Loudon, NH? ▸
Building permit fees in Loudon, NH are set by the local building department and vary by project type and valuation. The minimum permit fee is Not stated.. Plan check fee: Not stated..
03 How do I apply for a building permit in Loudon, NH? ▸
To apply for a building permit in Loudon, NH, follow these steps: 1. Contact Code Enforcement at 8 Cooper Street or through town website to discuss project. 2. Download applicable permit application (Addition-Renovation-Accessory Structure, Blasting, Commercial-Industrial, Demolition, Driveway, Electrical, etc.). 3. Complete application; attach required documents. 4. Submit in person at 8 Cooper Street. 5. Application reviewed; fees paid. 6. Permit issued. 7. Schedule inspections. 8. Final inspection; Certificate of Occupancy issued.
04 What work is exempt from building permits in Loudon, NH? ▸
Not all construction work requires a permit in Loudon, NH. The following work is generally exempt: FAQ indicates some work may not require a permit for minor construction/renovation/sheds; see https://www.loudonnh.org/code-enforcementcompliance-building-department/faq/do-i-need-building-permit-minor.. When in doubt, confirm with the local building department before starting work.
last verified April 2026
source Loudon Code Enforcement and Building Department ↗
entry id permits/new-hampshire/merrimack/loudon
Educational reference. Permit rules and fees change — confirm current requirements directly with Loudon Code Enforcement and Building Department before applying. Jaspector is not legal advice.