Glossary
Impact fee
A local government fee that may fund infrastructure needs created by new development.
What it means
An impact fee is a local charge that may be collected from development to help pay for roads, utilities, parks, schools, public safety, or other infrastructure needs.
Impact fees can affect the real cost to build and should be checked with the current local fee schedule.
Do not estimate impact fees from old articles without verifying the latest official source.
Impact or development fees are typically calculated to capture the incremental cost that new development imposes on public infrastructure. Municipalities may compute fees per dwelling unit, per bedroom, per square foot of building area, or based on land use categories. Fees are often separated into categories (for example: roads/transportation, schools, parks, stormwater, sewer/water, and public safety) so each portion funds a specific capital program or improvement plan.
Payment timing and responsibility vary by jurisdiction but most commonly the fee is due at permit issuance, plat recordation, or prior to final inspection/occupancy. While the legal payer is often the developer or builder, those costs are frequently rolled into the lot or home price and thus passed to end buyers. Because of this, impact fees directly change project economics and housing prices: higher fees increase per-unit costs, which can reduce developer returns or be reflected in higher sale prices or rents.
To research impact fees for a specific parcel, consult the jurisdiction's planning or public works department, the published fee schedule, the capital improvements plan (CIP), and the municipality's ordinance that establishes the fee. Many counties and cities publish calculators, maps, or lookup tools by parcel, zoning, or unit type — always verify the current rates, exemptions, phased schedules, and any credits or reductions that may apply (for example, affordable housing waivers or utility connection credits).