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When a permit is required
Permit triggers and exempt work for Mount Pleasant
All construction projects where valuation exceeds the amount determined by the Building Official or that require a structural inspection must obtain a building permit.
Note: No public exempt-work list was clearly posted on the reviewed overview pages. Confirm proposed exempt work with the Building Inspections Division before starting.
- Application, site plan, and project-specific submittal materials from the relevant checklist
- Revised sheets must be uploaded with clouded or bubbled changes
- Posted stamped plans are required for inspections
- Building code
- Effective January 1, 2023 the town states it enforces the 2021 South Carolina code adoptions.
- Permit validity
- Not clearly stated on the reviewed public-facing pages.
- Owner-builder
- Not clearly stated on the reviewed public-facing pages.
- Contractor requirements
- Trade permits can be obtained through the portal. State licensing still applies; the town also has a separate Licenses page under Building Inspections.
Source: Town of Mount Pleasant Building Inspections Division ↗
Application process
Typical processing: Current plan review lead time posted on the permit page is 4 to 6 weeks.
- 01 Review the permit type and submittal checklist for new home, ADU, repair/remodel/addition, pool, demo, or commercial work.
- 02 Submit the application online through OPAL with the required site plan and supplemental information.
- 03 Wait for the system-generated acknowledgement, then staff completeness review.
- 04 If corrections are needed, upload additional information or revisions through the permit attachments.
- 05 Once approved, pay fees and receive permit issuance through the portal.
- 06 Keep posted/stamped plans on site and request inspections through OPAL or by phone.
- 07 After all required inspections pass, request the Certificate of Occupancy or Completion by email if applicable.
Typical processing time: Current plan review lead time posted on the permit page is 4 to 6 weeks.
Source: Town of Mount Pleasant Building Inspections Division ↗
Fee schedule
Mount Pleasant building permit fees
Fees are administered through the permitting process; impact fees may also apply depending on project.
Fees change periodically. Confirm at the official fee schedule ↗ before budgeting.
Required inspections
Scheduling and sequence
- OPAL portal (online)
- 843-884-5184 (phone)
- Inspection hours
- Monday through Friday, 8:00 a.m. to 4:30 p.m.
- Time windows
- No after-hours inspections
Typical sequence: Depends on project; town notes additional approvals may include flood, tree, planning, fire, and water works items; posted stamped plans are required on site; commercial and residential inspection procedure documents are linked from the inspections page.
Source: Town of Mount Pleasant Building Inspections Division ↗
Frequently asked
Common questions about Mount Pleasant permits
01 Do I need a building permit in Mount Pleasant, SC? ▸
02 How much does a building permit cost in Mount Pleasant, SC? ▸
03 How do I apply for a building permit in Mount Pleasant, SC? ▸
04 How long does it take to get a building permit in Mount Pleasant, SC? ▸
05 How do I schedule a building inspection in Mount Pleasant, SC? ▸
Educational reference. Permit rules and fees change — confirm current requirements directly with Town of Mount Pleasant Building Inspections Division before applying. Jaspector is not legal advice.