Septic rules in Seminole County
Seminole's 2025-2026 Environmental Public Health fee schedule prices a new septic tank at $425.00, a modification at $400.00 and a repair permit at $350.00. Abandonment is $125.00, a permit amendment $135.00, and each re-inspection $100.00. A variance costs $300.00 for a single-family home and $400.00 for multi-family or commercial, and a consultation plan review is $90.00, with a soil profile at $125.00. Where a lot sits in a Springs Protection Act Priority Focus Area, the schedule charges $50.00 for the additional review, permitting and inspections of a nitrogen reducing system.
An aerobic treatment unit's operation permit is $150.00 every 2 years, with $75.00 for ATU maintenance, and a performance-based system's biennial operating permit is $200.00. Applications go to the Florida Department of Health in Seminole County by email at SeminoleEVHPermitApplications@FLHealth.gov, by mail to 400 W. Airport Blvd., Sanford 32773, or in person at 130 San Carlos Ave., Sanford 32771. The main line is 407-665-3604 and the inspection line 407-665-3239. Renewals go through MyFloridaEHPermit.com or by mail.
Seminole's 9 places over 10,000 people, Sanford, Altamonte Springs and Oviedo among them, hold 287,516 residents, a partial tally. The City of Sanford's system serves 79,715 people from ground water in EPA's records, which don't track septic.
The county's rules, line by line
- Who permits septic systems
- Florida Department of Health in Seminole County, Environmental Public Health Program: main line 407-665-3604, inspection line 407-665-3239. Applications by email to SeminoleEVHPermitApplications@FLHealth.gov, by mail to 400 W. Airport Blvd., Sanford, FL 32773, or in person at 130 San Carlos Ave., Sanford, FL 32771. The page also lists Seminole County Government Development Services, 407-665-7050.
- Inspection at sale
- The county says it has no such rule. A state statute, section 381.0065(4)(v), bars any government-mandated septic inspection at the point of sale in a Florida real estate transaction.
- Permit steps
- Permit renewals through MyFloridaEHPermit.com or by mail.
- Still to confirm with the county
- DEP's BMAP table lists Wekiwa Spring and Rock Springs without county names; use DEP's map for an address.
Septic fees in Seminole County
| Item | Amount | Note |
|---|---|---|
| New septic tank | $425.00 | Fee Schedule 2025-2026 |
| Modification | $400.00 | Fee Schedule 2025-2026 |
| Repair permit | $350.00 | Fee Schedule 2025-2026 |
| Re-inspection, each | $100.00 | Fee Schedule 2025-2026 |
| Abandonment permit | $125.00 | Fee Schedule 2025-2026 |
| Variance, single-family | $300.00 | Fee Schedule 2025-2026 |
| Variance, multi-family or commercial | $400.00 | Fee Schedule 2025-2026 |
| Consultation plan review | $90.00 | Fee Schedule 2025-2026 |
| Soil profile | $125.00 | Fee Schedule 2025-2026 |
| Permit amendment | $135.00 | Fee Schedule 2025-2026 |
| Site re-evaluation | $100.00 | Fee Schedule 2025-2026 |
| ATU maintenance | $75.00 | Fee Schedule 2025-2026 |
| ATU operation permit (every 2 years) | $150.00 | Fee Schedule 2025-2026 |
| Performance-based biennial operating permit | $200.00 | Fee Schedule 2025-2026 |
| Industrial or commercial annual operating permit | $225.00 | Fee Schedule 2025-2026 |
| Existing system evaluation | $100.00 (inspected within 3 years) or $135.00 | Fee Schedule 2025-2026 |
| Springs Protection Act Priority Focus Area additional review, permitting and inspections for nitrogen reducing systems | $50.00 | Fee Schedule 2025-2026 |
Rules and fees change every year, so confirm a line with the health department before you rely on it. "No rule found" means the pages and code we have say nothing on that line, which isn't the same as the county telling you there's no rule. To compare counties, use the county rules lookup.
What septic work costs
These are statewide Florida estimates from our model, so they aren't Seminole County prices; where the county posts its own permit fees, they are on this page.
| Job | Estimated range | Unit |
|---|---|---|
| Septic pumping | $230 to $730 | per visit |
| Septic inspection | $115 to $470 | per inspection |
| Drain field | $675 to $4,550 | per repair |
These are estimates, not quotes. How we estimate costs.