Managing commercial permitting services across a multi-city property portfolio is one of the most coordination-heavy challenges in commercial real estate. Every jurisdiction has its own codes, review timelines, and submission requirements, and a single rejected application can set a project back by weeks or months.
For commercial real estate teams, developers, and lenders, the consequences of overlooking permit and approval gaps go beyond paperwork. They affect refinancing terms, buyer due diligence outcomes, and long-term ownership liability. This guide covers how to identify, evaluate, and resolve those gaps before they become deal-breaking obstacles.
A permit gap is any discrepancy between the physical condition of a commercial property and the permits, inspections, or approvals on file with the local jurisdiction. These gaps occur when work is completed without the required permits or when permits are pulled but never closed out.
Common examples include finished tenant build-outs with no corresponding permit, HVAC upgrades completed without inspection sign-off, and structural modifications never submitted for code review. These gaps often surface during buyer due diligence or lender underwriting.
The challenge is that permit gaps rarely announce themselves. They sit quietly in municipal records until someone asks the right questions at the right time.
Permit gaps create risk at every stage of a commercial property transaction. For sellers, undisclosed gaps can lead to renegotiated terms, closing delays, or collapsed deals. For buyers, inheriting unresolved permit issues means accepting financial and legal liability that may not have been reflected in the purchase price.
During refinancing, lenders evaluate the property's compliance status as part of their collateral assessment. If a lender's appraiser or inspector identifies unpermitted work, the property's appraised value may be reduced. In some cases, financing may be delayed or denied until the compliance issue is resolved.
Open permits also affect insurance coverage. Insurers may limit or deny claims tied to work that was never inspected or approved. For properties with unpermitted electrical, plumbing, or structural modifications, this coverage gap can represent significant financial exposure.
Buyer due diligence for commercial properties typically includes a review of title, environmental conditions, zoning, and physical condition. Permit verification should be treated with equal rigor, yet it is often deferred until late in the transaction timeline.
When permit gaps are discovered during due diligence, buyers face a set of difficult decisions. They may need to renegotiate the purchase price, require the seller to resolve the issue before closing, or build remediation costs into their post-acquisition budget.
The later a permit gap is found, the less leverage the buyer has. Discovery at the closing table often means accepting the risk, delaying the transaction, or walking away after significant time and expense have already been invested.
Permit gaps in commercial properties come in several forms, each carrying different levels of risk and remediation complexity.
Work was completed on the property, but no permit was ever obtained. Examples include interior build-outs, mezzanine additions, and mechanical system upgrades. Without a permit on file, there is no record that the work was inspected or approved by the local building department.
An open permit means the permit was applied for and possibly started, but the final inspection was never completed or passed. This is common when contractors finish a project without scheduling the final walkthrough, or when minor corrections are required but never addressed. Open permits signal incomplete compliance.
Permits that were issued but not acted upon within the jurisdiction's required timeframe may expire. Expired permits can require reapplication, updated plans, and new fees before the work can be approved. In some jurisdictions, expired permits trigger additional scrutiny from the building department.
A certificate of occupancy (CO) documents the legal use and occupancy classification of a building. When the actual use does not match the CO on file, buyers and lenders face a compliance gap that can affect financing, insurance, and operational legality.
Changes of use, added tenant spaces, and floor plan modifications can all create CO discrepancies that require resolution before closing.
Some property modifications require zoning approvals or variances in addition to building permits. If a prior owner changed the property's use, added signage, or modified parking or access points without the required land use approvals, the gap can complicate both the sale and the buyer's intended use of the property.
Identifying permit gaps early requires a structured approach that combines municipal records research, physical inspection, and professional code review. Waiting for an appraiser or lender to flag an issue is a reactive strategy that puts your timeline and negotiating position at risk.
Contact the local building department to obtain the property's complete permit history. This should include all issued permits, inspection records, certificates of occupancy, and any open violations. Many jurisdictions maintain these records electronically, but some still require in-person requests.
Walk the property and compare what you see against the permit records. Look for areas that appear to have been recently renovated, reconfigured, or expanded. Any physical improvement that does not have a corresponding permit on file should be investigated further.
Confirm that the property's current use matches the certificate of occupancy. If the building is being used as office space but the CO lists warehouse use, there may be a code compliance issue that requires resolution before closing.
For large, multi-tenant, or older commercial properties, a professional code consultant can provide a thorough assessment of permit compliance, life safety systems, and accessibility requirements. Burnham Nationwide conducts these evaluations across jurisdictions, applying local code knowledge to identify risks that general inspectors may miss.
Permit gaps directly affect how lenders and appraisers evaluate a commercial property. When an appraiser identifies work that was completed without permits, they may exclude the unpermitted area from the property's gross leasable area or assign a discounted value to those improvements.
This can reduce the loan-to-value ratio, limit financing options, or require the borrower to bring additional equity to the table. For refinancing transactions, where the property's current value is the basis for the new loan, a reduced appraisal can significantly affect the borrower's ability to access capital.
Lenders are also increasingly requiring building code compliance verification as part of their underwriting process for commercial acquisitions. Properties with unresolved permit issues may face additional conditions, higher interest rates, or reduced loan proceeds.
Once a permit gap has been identified, the path to resolution depends on the type of gap, the jurisdiction's requirements, and the transaction timeline. In most cases, addressing the issue before closing is significantly less costly and less complicated than dealing with it afterward.
Many jurisdictions allow property owners to apply for retroactive permits for work completed without proper authorization. This process typically requires submitting plans, paying fees, and scheduling inspections to verify that the work meets current code requirements.
Retroactive permitting can take weeks or months depending on the jurisdiction and the complexity of the work. For commercial transactions with firm closing deadlines, starting this process early is critical. Some jurisdictions also require the current property owner to be the applicant, which can complicate transactions where the seller is reluctant to invest additional time or money before the sale closes.
For permits that were pulled but never closed, scheduling the final inspection is often the simplest resolution. The inspector will verify that the work was completed in accordance with the approved plans and applicable codes. If corrections are needed, they should be addressed promptly to avoid further delays.
When a permit gap cannot be fully resolved before closing, buyers and sellers may negotiate an escrow holdback. A portion of the sale proceeds is held in escrow until the issue is resolved post-closing.
Alternatively, the buyer may request a price reduction to account for the cost and risk of remediation.
In jurisdictions with long review timelines or complex filing requirements, permit expediting services can help accelerate the resolution process. Burnham Nationwide manages permit submissions across hundreds of jurisdictions, reducing review cycles and avoiding common filing errors.
Permit gaps are not limited to construction work. Life safety systems and accessibility compliance are two areas where commercial properties frequently carry unresolved code issues that can affect transactions.
Fire alarm systems, sprinkler installations, emergency lighting, and egress pathways all require permits and inspections. If these systems were installed or modified without proper approvals, the property may not meet current life safety codes. For buyers, this represents both a compliance risk and a capital expenditure.
ADA accessibility is another area where permit gaps often hide. Modifications to entrances, restrooms, parking, and common areas must comply with both federal ADA standards and local accessibility codes. Properties renovated without addressing these requirements may face enforcement actions after closing.
For corporate real estate teams managing multi-site acquisitions or dispositions, permit gap risk multiplies across every property in the portfolio. Each location may fall under a different jurisdiction with different permit requirements, code editions, and enforcement practices.
A permit issue that is minor in one jurisdiction may be a significant compliance problem in another. Without a standardized due diligence process that accounts for local variations, multi-site teams risk inconsistent documentation and uneven compliance across their portfolio.
For example, a tenant build-out that requires only an over-the-counter permit in one city may need a full plan review with multiple rounds of corrections in another. Coordinating these variations across dozens of locations requires local knowledge at each site.
Burnham Nationwide supports multi-site commercial permit management by providing a single point of contact for permit verification and code compliance across jurisdictions. This approach helps teams maintain consistent documentation and reduce undetected gaps.
When permit gaps are found after a transaction closes, the new owner typically inherits the responsibility. Open violations and unpermitted work attach to the property, not to the prior owner. The buyer may need to apply for retroactive permits, pay fines, or hire contractors to bring work up to code.
Post-closing discovery also limits the new owner's negotiating leverage. The purchase price has been agreed upon, and remediation costs come directly out of the new owner's budget. According to a 2026 analysis by PermitPlace, these project-disrupting surprises are almost always preventable through early due diligence.
Identifying and resolving gaps during the contract period gives both parties the opportunity to address compliance issues while terms can still be adjusted.
A permit verification strategy should be a standard component of every commercial property transaction, not an afterthought triggered by a red flag during appraisal or inspection.
Begin permit research as soon as the property enters the due diligence period. Municipal records requests can take time, and starting early gives you the most room to address any issues that surface.
Determine who on your team is responsible for requesting, reviewing, and verifying permit records. For multi-site transactions, consider designating a single coordinator or engaging a third-party due diligence partner to maintain consistency across properties.
Maintain a written record of all permit research findings, municipal correspondence, and remediation steps. This documentation protects both buyers and sellers in the event of a post-closing dispute and provides a clear compliance trail for lenders and insurers.
Permit requirements vary widely by jurisdiction. What is acceptable in one city may not be in another. With over 30 years of experience and a nationwide network of local experts, Burnham Nationwide helps project teams navigate these jurisdictional differences efficiently.
Permit and approval gaps are a real and measurable risk in commercial property transactions. They affect valuations, financing terms, insurance coverage, and long-term compliance obligations. The earlier you identify and address these gaps, the more control you have over the transaction outcome.
Whether you are buying, selling, or refinancing a commercial property, building permit verification into your due diligence process is one of the most effective steps you can take to protect your investment. For complex or multi-site transactions, working with an experienced permit and code compliance partner can make the difference between a smooth closing and a costly delay.
A permit gap is a discrepancy between the physical condition of a property and the permits on file with the local building department. Burnham Nationwide helps identify these gaps through code consulting and due diligence services that review municipal records, inspection histories, and certificates of occupancy across jurisdictions nationwide.
Yes. Unpermitted work discovered during due diligence or appraisal can delay closing while the issue is investigated and resolved. Lenders may require the work to be permitted before approving financing, and title companies may flag open violations as conditions of closing.
In most jurisdictions, open permits and code violations attach to the property rather than to the prior owner. The new owner inherits the obligation to resolve the issue. Burnham Nationwide recommends conducting thorough permit verification before closing to avoid inheriting unresolved compliance liabilities.
Permit gaps can reduce appraised values and complicate lender underwriting. If an appraiser identifies unpermitted improvements, those areas may be excluded from the property's valuation. Burnham Nationwide's code consulting services help property owners resolve compliance issues before refinancing to protect their equity position.
Start by contacting the local building department to request the property's full permit history, including issued permits, inspection records, and certificates of occupancy. For multi-jurisdiction transactions, engaging a firm with nationwide reach like Burnham Nationwide can streamline the process and reduce the risk of missed records.