Septic Rules When a Pennsylvania Home Sells
Local rules apply- Who May Inspect
- No statewide credential governs a sale inspection. Local agencies employ certified Sewage Enforcement Officers (SEOs) for permitting and local program inspections, and SEOs and installers must complete DEP-approved continuing education. Private septic inspectors and home inspectors commonly perform transaction inspections.
- Report Rules
- No statewide report form, required content, or turnaround deadline. Municipal sewage management ordinances set their own forms, inspection intervals and proof-of-pumping documentation, and some require a certificate or compliance letter before closing.
- County Programs
- Act 537 is administered by local agencies - municipalities, joint local agencies, or county health departments - so requirements vary township by township. Municipalities with mandatory inspection or pumping ordinances include West Donegal, Honey Brook, Plumstead and Spring Garden Townships. Always ask whether transfer triggers an inspection.
- Advanced Systems
- Standards are in 25 Pa. Code Chapter 73. DEP maintains lists of NSF/ANSI 40 certified treatment units and on-lot alternate technology approvals, and operation and maintenance conditions ride on the permit and on any municipal sewage management program. DEP does not set a uniform statewide service-visit count or reporting schedule.
- Pump-Out Rules
- No statewide pump-out mandate. Many municipal Act 537 sewage management programs require pumping on a set cycle - commonly every two to three years - with receipts filed with the township. DEP generally recommends pumping every three years.
Set and enforced by Pennsylvania Department of Environmental Protection - Bureau of Clean Water, Act 537 Sewage Facilities Program (administered by local agencies). Confirm the rule for a specific property with them or the county health office.
Private Well Rules When a Pennsylvania Home Sells
No statewide rulePennsylvania has no statewide private well test or inspection at sale, and DEP states that it does not regulate private wells at all. Any testing comes from the sales contract, the buyer's inspection or the lender, and some municipalities have their own well ordinances.
- Who May Test
- No statewide requirement and no state rule on who may collect the sample. Buyers typically hire a home inspector or an accredited laboratory, often as part of the inspection contingency. Check the municipality, since local well ordinances can impose their own permit and testing steps.
- What Is Tested
- No statewide requirement. Lender-driven panels, including FHA-insured loans, commonly cover total coliform bacteria, nitrate, nitrite and lead. Confirm the exact list and the acceptable age of results with the lender before ordering. No flow or yield test is required by the state.
- Disclosure at Sale
- The Real Estate Seller Disclosure Law (68 Pa.C.S. Ch. 73) requires sellers to disclose known material defects on the Commission's form, which covers water and sewage systems or service. Sellers need not investigate, but they may not conceal a known defect or make misleading statements.
- Unused Wells
- No statewide sealing requirement for abandoned residential water wells was identified; DEP does not regulate private wells. Some municipalities have well ordinances that address abandonment, so check the township or borough. Transfer does not trigger a state requirement.
- Distance From Septic
- On-lot sewage rules at 25 Pa. Code 73.13 set minimum horizontal isolation distances, commonly cited as 100 feet from a well to an absorption area and 50 feet to a septic or treatment tank. Verify the current table with DEP.
Set and enforced by Pennsylvania Department of Environmental Protection (well driller reporting, on-lot sewage isolation distances); PA Department of Health for private well health guidance. Confirm the rule for a specific property with them or the county health office.
County and Town Rules in Pennsylvania
2 localities ask for something extra when a property changes hands. Everywhere else in the state, the state rules above are the whole answer.
Montgomery Township (Montgomery County)Septic
Before a property on a regulated sewage system changes ownership, the system must be pumped out.
- What Is Required
- A pump-out of the on-lot sewage system with the contents disposed of as the ordinance requires, unless the seller files proof that it was pumped within the year immediately before the conveyance.
- When
- Pump-out, or proof of a pump-out within the prior year, before conveyance. Pump-out records are due within 30 days of the work.
- Filed With
- Montgomery Township Municipal Sewer Authority.
Confirm with the locality before you rely on it: Montgomery Township (Montgomery County) source page.
Shrewsbury Township (York County)Septic
It is unlawful to transfer title to property on an on-lot sewage system without a township Sewage Enforcement Officer certification.
- What Is Required
- The SEO must certify the system was pumped by a township-registered pumper, or that a conforming new system was installed, and that the system was not malfunctioning. The owner must dig down to the tank lid before the inspection. Fee $220.
- When
- The certification must be executed within 120 days before transfer, with the pumping and inspection each within 30 days of the certification.
- Filed With
- Shrewsbury Township Sewage Enforcement Officer, who issues the certifying document.
Confirm with the locality before you rely on it: Shrewsbury Township (York County) source page.
Only localities with a rule of their own are listed, and only where the rule was found on that locality’s own page. A county missing from this list may still have one that is not published — ask the county health office.
What a Septic Inspection CoversTank, distribution, pumps, drainfield, loading, records
A septic inspection is not part of a standard home inspection, and walking the yard with a probe is not an inspection. These are the parts an inspector is expected to open, look at and write up.
The Tank
Opened at the manhole, not just the inspection port. Sludge and scum measured, baffles or tees checked, effluent filter pulled and cleaned, walls and lid checked for cracks and leaks.
Distribution
Distribution box, drop boxes, diverter valves and the pipes between them, checked for level, roots, standing effluent and blockage.
Pumps and Controls
Pump tank, float settings, alarm test, control panel and run-time counters. On an advanced system, blowers, media and disinfection units too.
The Drainfield
Trenches, beds or drip lines walked for ponding, breakout, odor and soggy ground, plus grading and roof runoff that pushes water into the field.
Size and Loading
Permitted design flow in gallons per day or bedroom count, from the health department record, compared with how the house is actually being used and marketed.
The Paper Trail
Permits, as-built drawing, pump-out receipts, service contract, operator reports and any lab results. Missing records are a finding of their own.
What the Buyer’s Loan RequiresFHA, VA, USDA, conventional and 203(k)
State law decides what the inspection has to contain. The loan program decides whether the deal can close with what the inspection found. These rules are federal and apply in every state.
| Loan | When an Inspection Is Required | Well Distances | Water Testing | If It Fails |
|---|---|---|---|---|
| FHA | No septic inspection on every loan. One is required only if the appraiser sees evidence of failure, state or local law requires it, or the lender asks. A well water test is required in specific listed situations. | 4000.1 sets: well 10 ft from property line, 50 ft from septic tank, 100 ft from drainfield or seepage pit, 50 ft from non-watertight sewer lines. A July 2026 FHA waiver lets existing homes use local distances instead if water testing is documented. | Required for new construction, when the appraiser reports a well problem, when water is known unsafe, near landfills or farms, or when well-to-septic is under 100 ft. A disinterested third party samples; local or EPA limits apply; report under 180 days old at disbursement. | The system must meet Minimum Property Requirements before FHA will insure. Health and safety deficiencies are repaired before closing. A repair completion escrow is allowed only when work genuinely cannot be finished first, such as weather delays. |
| VA | No septic inspection on every loan. The appraiser looks first; a licensed inspection or local health authority approval is required only if problems show, soil conditions are known to be poor, or state, local, or lender rules require it. | Not specified by the program. VA Chapter 12 sets no well-to-septic or well-to-line distances and defers to the local or state health authority with jurisdiction. Secondary lender guides sometimes quote FHA's numbers, but VA itself does not. | Required when the home has a private well. A disinterested third party must collect and test the sample; the borrower may not. Local health authority standards apply, then state, then EPA. Lenders commonly treat the certification as valid for 90 days; confirm the window with the lender on the file. | A septic or well failure is a defective condition, so the home is unacceptable until repaired and further damage is ruled out. Repairs are generally completed before closing; veterans may request a VA waiver of repair requirements in limited cases. |
| USDA Guaranteed | Strictest of the five. A septic evaluation is required on every home with an individual system, by a HUD roster appraiser, health authority, licensed septic professional, or qualified home inspector. A water test is required on every well property. | USDA adopts HUD Handbook 4000.1 distances (10 ft to property line, 50 ft to septic tank, 100 ft to drainfield) or the actual distances accepted by the state or local health authority. The septic must sit entirely on the subject property. | Required on all wells, performed by the local health authority or a state-certified lab. State or local standards apply, or EPA maximum contaminant levels if none exist. The water analysis report must be no more than 150 days old at closing. | The system must be repaired so the home is decent, safe, and sanitary. A post-closing repair escrow is possible only if the work does not affect livability, costs 10 percent or less of the loan, is under contract, fully funded, and done within 180 days. |
| Conventional | Most permissive. Neither agency requires a septic inspection or water test on every loan. One is ordered only when the appraiser notes a problem, a nearby environmental hazard raises concern, or state, local, or lender rules require it. | Not specified by the program. Fannie Mae and Freddie Mac set no separation distances and instead require that utilities meet community standards, which in practice means the local health authority's rules govern. | Not routinely required. Fannie Mae calls a well certification sound judgment when the lender has reason to believe water may be contaminated, such as a well near a hazardous waste site. No contaminant list or validity period is published. | The lender decides whether the home is adequate security and what inspections are needed. Appraisals are typically made subject to repair or professional inspection, with evidence of corrective action kept in the loan file before closing. |
| FHA 203(k) | Same triggers as standard FHA, with one key difference: a known bad system does not have to be fixed by the seller first. Repairing or replacing a well or septic system is an eligible improvement that the loan itself can finance. | Same FHA Handbook 4000.1 distances apply (10 ft to property line, 50 ft to septic tank, 100 ft to drainfield). New or replacement systems installed with loan funds must meet local permitting as built. | Same as standard FHA: testing in the listed trigger situations, by a disinterested third party, against local health authority standards or EPA limits, with the report no more than 180 days old at disbursement. | This is the real advantage. Repair or replacement costs are escrowed at closing and the work is done afterward, so the deal does not die on a failed system. Limited 203(k) caps total rehabilitation at 75,000 dollars; Standard 203(k) has no such cap. |
Loan rules change and lenders add requirements of their own. Confirm with the lender on the file before you tell a client what is needed.
A Timeline That Protects the Closing DateSix steps, from listing to closing
Nearly every septic delay comes from the same place: the inspection was ordered late, and the report, the repair permit or the health department review ran past the contract date.
- 1
Before You List
Pull the permit and service history from the health department. A seller who knows what a buyer’s inspector will find can fix it or price it instead of renegotiating against a deadline.
- 2
Day One of Due Diligence
Order the inspection. Not day seven. In several states the inspector has up to ten business days to deliver the written report, and that clock runs inside your contingency.
- 3
Inspection Day
Power on, water on, lids reachable. Many inspectors want the tank pumped so the walls and baffles can be seen, which means booking the pumper the same day.
- 4
When the Report Lands
Read the parts that were not inspected and the reasons given. That list is usually where the next surprise is hiding.
- 5
Repairs and Permits
A repair or replacement normally needs a health department permit, and sometimes a soil evaluation. Build the review time into the extension, not just the contractor’s schedule.
- 6
Before Closing
Hand the operating permit, manual, service contract and maintenance log to the buyer, and make sure an advanced system has a licensed operator from day one.
What to Collect From the SellerEight documents to ask for at listing
Ask at listing. Every one of these is a document a lender, inspector or health department may ask for later.
- Construction and Operating Permit. Shows the permitted flow, the bedroom count the system was approved for, and any ongoing conditions.
- As-Built Drawing. Locates the tank, distribution box and field. Without it the inspection starts with a search.
- Pump-Out Receipts. Five years where the county sets a pumping interval, three years everywhere else.
- Service Contract. Required for advanced and aerobic systems in most states, and often required to be in force at transfer.
- Operator Service Reports. The last two years, including anything filed with the health department.
- Lab and Sampling Results. Where the permit requires sampling, or the system discharges to a stream or ditch.
- Well Records. Well completion report, depth, the most recent water test, and any treatment equipment.
- Repair Permits and Invoices. Any work on the tank, pump, field, control panel or well.
Homeowners keep all of this free in TankVault, and their septic company keeps it current. See the homeowner app.
Questions Agents Ask
Can a home inspector inspect the septic system?
It depends on the state. A growing number of states allow septic inspections only from someone holding an onsite sewage license, such as an operator, installer or soil evaluator, and an inspection by the wrong person may not satisfy the lender or the contract.
How long is a septic inspection good for?
There is rarely a date written into law, but lenders and buyers commonly treat an inspection older than six to twelve months as stale, and some states require the inspection to fall inside a set window before transfer.
Who pays for the septic inspection?
It is negotiable in nearly every state and the purchase contract decides. Sellers increasingly pay for an inspection before listing so the findings are theirs to handle rather than a renegotiation tool for the buyer.
Can you close on a house with a failing septic system?
On a government-backed loan, usually not until repairs are finished and verified. Conventional financing has more room, but the appraiser can still call out the condition and the lender can require it fixed before closing.
Does the septic permit transfer to the buyer?
In most states the operating permit runs with the property rather than the owner, and the upkeep duties travel with it. Some states and counties make the new owner file or register within a set number of days, and an advanced system usually needs a licensed operator from day one.
Why does the inspection report not say pass or fail?
Several states now forbid pass or fail wording and require the inspector to describe the condition of each part and what any problem means instead. It reads as less decisive and it is far more useful in a negotiation.
Does the well have to be tested when the house sells?
In most states only when the buyer, the contract or the loan asks for it. A handful of states require a test at transfer, and FHA, VA and USDA loans require one on any home served by a private well.
Where This Comes From8 sources for Pennsylvania
- PA DEP - Act 537 Sewage Facilities Program
- PA DEP - Onlot Disposal Systems
- PA DEP Fact Sheet 3800-FS-DEP1414 - Understanding Septic Systems
- West Donegal Township - On-Lot Septic Disposal Mandatory Pumping
- PA DEP - General Information About Private Wells
- PA Real Estate Seller Disclosure Law (68 Pa.C.S. Ch. 73)
- 25 Pa. Code 72.33 - Well isolation distance exemption
- PA DOH - Private Well Water fact sheet
General information for real estate professionals, not legal advice. Pennsylvania rules change, and counties add their own, so confirm the requirement for a specific property with the agency above or the county health office.
Need Someone to Do the Work in Pennsylvania?
Search septic companies by county, with phone numbers and websites. Free, no account.