Tax Increment Financing is the most widely used economic development tool in Iowa. When it works, it converts future tax revenue from a project into present-day funding that closes the gap between what the market can build and what the community needs built.
Iowa’s TIF authority comes from Iowa Code §403, the Urban Renewal Law. A municipality designates an urban renewal area based on findings of slum, blight, or economic development qualification, adopts an urban renewal plan describing the public purposes the area is intended to serve, and freezes the property’s assessed value at its base. As assessed value increases, typically because of new construction or rehabilitation, the property taxes attributable to that increment are diverted into a special urban renewal fund the municipality uses to support the qualifying project.
Iowa cities use TIF in several distinct ways. Most private mixed-use, commercial, and housing projects use a pay-as-you-go rebate structure: the developer pays full property taxes, and the city rebates a defined percentage of the increment back under a development agreement. Bonded TIF, where the city issues bonds backed by anticipated TIF revenue, is more common for public infrastructure than for direct project subsidy. Land write-down, front-funded TIF notes, and public infrastructure participation also appear, often in combination on the same project.
The documents that hold TIF deals together
Development Agreement
The operative private contract between the city and the developer, documenting project obligations, the rebate formula, default and clawback provisions, and assignment rights.
Minimum Assessment Agreement
Recorded against the property under Iowa Code §403.6(19), binding successors and locking in a minimum assessed value during the rebate term. Often the single most consequential deliverable in a private TIF deal.
Annual Certification
TIF certification of indebtedness with the county auditor and ongoing reporting under post-2012 reform requirements keep the increment flowing year over year.
Iowa-specific considerations
Our practice covers the full range of Iowa Code §403 work: urban renewal plans, development agreements, minimum assessment agreements under §403.6(19), and TIF opinion letters for lenders, always with an eye toward the layered capital stacks that fund Central Iowa development. We represent developers, lenders, and property owners on TIF-supported transactions and routinely opine on the enforceability and assignability of TIF rebate streams. With the passage of Senate File 2472 (2026), that work now includes navigating a substantially changed TIF landscape. We help clients structure projects, and lenders underwrite rebate streams, under the new rules.
TIF for lenders and opinion letter capability
Lenders financing TIF-supported projects typically want three things from counsel: confirmation that the rebate stream is enforceable, that it can be assigned as collateral, and that the assignment will be respected by the city.
We review urban renewal plans, development agreements, and minimum assessment agreements for enforceability and financeability; negotiate assignment-friendly language; draft collateral assignments and obtain city consent; issue or coordinate TIF opinion letters; and address intercreditor issues when the rebate stream sits alongside other public and private financing.
Coordinating TIF with the capital stack
TIF rarely funds a project on its own. On a typical mixed-use or redevelopment project it coexists with federal and Iowa historic tax credits, low-income housing tax credits, brownfield and grayfield credits, urban revitalization tax exemptions, New Markets Tax Credits, and conventional construction and permanent debt.
Each has its own structuring rules and ordering conventions, and the entity structure that makes one credit work can break another. We work the integration through deal modeling, closing, and the compliance period that follows.
Common questions
What does a TIF development agreement cover?
The development agreement is the contract between the developer and the city or county: the minimum improvements you commit to build, the schedule, the incentive structure (rebates or upfront payments), the minimum assessment agreement that secures the increment, transfer and assignment limits, and default mechanics. It’s negotiated, not boilerplate, and the early drafts typically favor the municipality.
What is a minimum assessment agreement?
It’s the instrument that guarantees the taxable value the TIF math depends on: the developer agrees the completed project will be assessed at no less than a stated value, which protects the municipality’s increment projections. It runs with the land, so its terms matter to your lender and any future buyer.
How much does a TIF opinion cost?
Our representative starting fee is $7,500 for a TIF opinion, with the final quote fixed in writing based on the transaction’s complexity and the reviewing parties’ requirements. Development agreements are a $1,750 representative flat fee. See our full pricing.
Related reading: Tax Increment Financing in Iowa, Explained: How TIF Actually Works
Get Started
Working with our firm
If you’re at the early site evaluation stage, deep in entitlements, modeling a capital stack, or somewhere in construction watching things move, we’d be glad to talk. The decisions made in the first 60 days of a project’s structuring tend to constrain or enable everything that follows.
Conveyance Law, PLC | Des Moines, Iowa | 515.519.3600
