Impact Fees: A Developer's Reference

Who This Guide Is For

This guide is written for real estate developers, investors, entitlement attorneys, and underwriting researchers evaluating impact fee exposure during land acquisition or project feasibility. It assumes familiarity with the development entitlement process. It does not address tax, refund, or consumer use cases, and it does not substitute for a jurisdiction-specific source review or licensed professional advice.

Key Takeaways

• Impact fees recover capital infrastructure costs attributable to new development; they cannot be used to fund operating expenses or pay down debt service on existing capacity.
• Authority for impact fees is state-specific. Texas operates under Local Government Code Chapter 395. Virginia restricts statutory impact fees and uses voluntary proffers under Va. Code Section 15.2-2303 instead, with a narrow road-impact-fee carve-out for certain high-growth localities under Va. Code Section 15.2-2317 (Article 8, Road Impact Fees).
• The maximum assessable fee per service unit is set by the jurisdiction's capital improvements plan; the actual collected amount may be lower, set by the adopted collection rate.
• Service area, service unit (LUE or ERC), and land use assumptions are the three variables that drive any per-project fee calculation.
• Vested rights and effective-date carve-outs can place a project on the prior fee schedule even after a new schedule is adopted; vesting rules vary by state.
• Utility tap and connection fees are administered separately from roadway and capital recovery impact fees and frequently sit on a separate water, wastewater, or special-district authority.
• Impact fee research starts with the jurisdiction's adopted ordinance and current fee schedule on its .gov site, not with a third-party summary or AI extract.

What an Impact Fee Is

An impact fee is a one-time charge a local government imposes on new development to recover a proportionate share of the capital cost of public facilities needed to serve that development. Common categories include roadway and transportation facilities, water and wastewater facilities, drainage facilities, parks, public safety facilities, and school facilities where state law authorizes them. The categories a particular state authorizes are defined by that state's enabling statute, not by local choice.

Impact fees are distinct from several similar charges practitioners often conflate:

• Property tax is a recurring ad valorem charge on assessed value. It funds general government services, not specific capital improvements attributable to one project.
• Special assessments and district fees are recurring or financed charges on properties within a defined district (a Public Improvement District, Municipal Utility District, or comparable special-purpose district). They follow district authorizing statutes, not impact fee statutes.
• Proffers are voluntary conditions a Virginia property owner offers during a rezoning under Va. Code Section 15.2-2303. They may be cash or in-kind, but they are not statutory impact fees and are negotiated case by case.
• Utility tap or connection fees are charges to connect a property to a water or wastewater system. In Texas, the impact-fee variant of these charges is typically labelled "capital recovery" and follows Chapter 395 procedural rules; the meter or service-line component may be a separate utility charge.
• Permit and zoning application fees are charges for the cost of processing the application itself (rezoning, special use permit, plat, building permit). They are not capital recovery and are not subject to impact-fee statutes.
• Capital recovery fees in Texas are commonly the same impact fee under a different label, applied to water or wastewater facilities. The legal authority is identical to roadway impact fees.

Who Imposes Impact Fees

The political subdivisions that may impose impact fees are defined by the state enabling statute. In Texas, Local Government Code Chapter 395 authorizes municipalities and counties (subject to certain population and geographic conditions) to impose impact fees within their corporate boundaries and, in some cases, extra-territorial jurisdiction. Special-purpose districts such as Municipal Utility Districts, Water Control and Improvement Districts, and Public Improvement Districts may also impose their own development charges under their respective Texas Water Code or Local Government Code chapters; those charges are governed by their own statutes and may or may not be labelled "impact fees" on a fee schedule.

A single development project frequently sits within the jurisdiction of more than one fee-imposing entity. A parcel inside a city limit may also lie inside a water authority, a school district, a county, and a special district, each with its own fee schedule. Practitioners researching a specific deal should map every overlapping authority before assuming a single jurisdiction's fee schedule is exhaustive.

Common Impact Fee Categories

The categories rolled into "impact fees" vary by state. The most common categories ZoneFee tracks across U.S. jurisdictions are:

• Water — capacity in shared water production, transmission, and storage facilities. Frequently labelled water capital recovery, water impact, or system development fee.
• Wastewater — capacity in collection, treatment, and outfall facilities. Frequently labelled wastewater capital recovery, sewer impact, or system development fee.
• Transportation, roadway, or mobility — capacity in arterial roadway and intersection improvements. Texas roadway impact fees are commonly assessed by service area, with the per-unit charge varying by land use category and trip generation.
• Parks and open space — capacity in parkland acquisition and park facility improvements. Authorized in some states, not in others.
• Schools — capacity in school facilities. Authorized only in states whose statutes name school facilities as an eligible category. Texas Local Government Code Chapter 395 does not authorize school impact fees; some other states do.
• Public safety — fire stations, police stations, or related capital facilities. Authorized only where the state statute lists public safety as an eligible category and the jurisdiction has adopted the supporting CIP and land use assumptions.

Whether a category is authorized in a particular state is a question of statute. Whether that authorized category is currently being collected by a particular jurisdiction is a question of local ordinance and current fee schedule. Both questions must be answered against primary sources before relying on a category for project underwriting.

Impact Fees vs. Other Development Charges

Practitioners often confuse the labels on a development project's full cost stack. The distinctions below help map a specific charge to the right legal framework:

• Impact fees recover capital cost of public facilities attributable to new development. Authorized by state enabling statute; tied to a CIP and land use assumptions.
• Development fees is an umbrella term used loosely in industry conversation. It can mean impact fees, application fees, plan review, plat fees, inspection charges, or any combination. The label has no legal definition.
• Utility tap fees connect a property to a water or wastewater system. Where the charge funds capital capacity, it is often labelled capital recovery or impact fee under Chapter 395 in Texas; where it funds the meter and service line, it is a discrete utility charge.
• Permit fees (building, electrical, plumbing, mechanical) recover the cost of inspection and plan review. Calculated from valuation, square footage, or fixture count. Not capital recovery.
• Zoning application fees recover the cost of processing rezonings, special use permits, planned development applications, and plats. Set by local ordinance.
• Proffers (Virginia) are voluntary conditions offered during conditional zoning under Va. Code Section 15.2-2303. May include cash payments to capital facility funds. Negotiated case by case, not assessed from a published per-unit schedule.
• Capital recovery fees (Texas water and wastewater) are impact fees under a different label. Same Chapter 395 statutory authority.

How an Impact Fee Is Calculated

The calculation method follows from the state statute. The Texas Chapter 395 model is representative of the common pattern used in many states:

1. Service area. The jurisdiction defines geographic service areas for each fee category. A separate service area is required for each category, and a service area may not exceed the political boundary of the imposing entity.
2. Land use assumptions (LUA). The jurisdiction adopts projected development at buildout for each service area: housing units, commercial square footage, employment counts. LUA must be reviewed and updated periodically.
3. Capital improvements plan (CIP). The jurisdiction itemizes the capital projects required to serve the projected growth, assigns costs, and identifies the share of cost attributable to new development versus existing capacity.
4. Service unit. A standardized demand unit is defined for each category. Water and wastewater are commonly expressed as Living Unit Equivalents (LUE) or Equivalent Residential Connections (ERC), based on meter size or projected daily flow. Roadway service units are often expressed as vehicle-miles or PM peak trip equivalents tied to land use category.
5. Maximum assessable fee per service unit. The CIP cost attributable to new development is divided by the projected service units at buildout to produce the maximum assessable fee per service unit. This is a calculated ceiling, not a chosen amount.
6. Collection rate. The jurisdiction adopts a collection rate by ordinance, expressed as a percentage of the maximum assessable fee. The collection rate may equal or be less than the maximum.

The per-project fee is then the service units the project generates multiplied by the per-service-unit collection rate. For an applied example with a published Texas service area, see the Round Rock impact fees subpage, which presents Phase 4 service-area rates and the underlying CIP basis.

How Impact Fees Vary Across States

Authority and structure vary materially by state. Three patterns illustrate the range:

Texas. Local Government Code Chapter 395 authorizes impact fees for roadway, water, wastewater, drainage, and certain other categories. School impact fees are not authorized. The statute requires LUA, a CIP, and a service-area structure, with periodic update of the LUA and CIP. Many Texas cities collect both a roadway impact fee (sometimes by service area phase) and water and wastewater capital recovery fees on a separate per-LUE basis.

Virginia. Statutory impact fees for most localities are not authorized. The principal mechanism is the voluntary proffer under Va. Code Section 15.2-2303. A narrow road-impact-fee article, Va. Code Section 15.2-2317 (Article 8 - Applicability), restricts statutory road impact fee authority to localities with adopted zoning that meet population and growth thresholds (population at least 20,000 with growth at least 5%, or growth of at least 15%) and is rarely a deal-driver outside that scope. Practitioners researching a Virginia deal should expect to evaluate proffer policy and case-by-case outcomes rather than read a flat fee schedule.

Other states. Maryland counties may impose development excise taxes and impact taxes under specific county-level authorizing legislation. Florida, California, Arizona, Colorado, and Washington each have their own enabling statutes with their own categorical lists, calculation methods, and update cycles. The detail varies enough that "the rule" in one state should never be assumed in another. A future ZoneFee glossary term and a planned state-enabling-statute reference will catalog the variation as ZoneFee coverage expands.

Vesting, Effective Dates, and Practical Surprises

Even when the published per-unit fee is clear, the binding fee for a specific project depends on timing and procedural facts that often surprise buyers and underwriters:

• Vested rights. A project under a prior, validly filed application is frequently vested under the fee schedule in effect on the original filing date. Vesting rules are state-specific; in Texas, Local Government Code Chapter 245 governs. The schedule a parcel "should" be on may not be the current published schedule.
• Effective dates. A new fee schedule typically applies prospectively from a stated effective date. Applications submitted before that date may be locked in at the prior rate; applications submitted on or after may be subject to the new rate.
• Indexed escalation. Some schedules include annual CPI or construction-cost-index escalation clauses that bump the per-unit charge each year without a new ordinance. The number on the website today may not be the number assessed at permit.
• Phased projects. Multi-phase developments may straddle multiple schedule versions. The fee assessed at each phase typically follows the schedule in effect at the trigger event for that phase, not the original master plan filing.
• Trigger event ambiguity. The trigger for fee assessment varies: building permit issuance, final plat approval, certificate of occupancy, or a hybrid. Two ordinances with similar dollar amounts can produce materially different cash-flow timing depending on which event triggers the charge.
• Re-platting events. A re-plat of a previously platted tract may re-trigger fee assessment under the current schedule even when the original plat was vested. Local ordinances vary in how they treat re-platting.

Impact Fee Research Checklist

For a specific jurisdiction and parcel, a practitioner can work through the following research framework. The checklist is not legal advice; it is a structured way to identify the documents that determine the binding fee:

1. Identify the jurisdiction and every overlapping authority (city, county, water and wastewater authority, MUD, PID, school district, special district).
2. Locate the adopted ordinance authorizing impact fees on the jurisdiction's .gov site. Do not rely on third-party summaries.
3. Locate the current fee schedule, typically a separate PDF, exhibit, or appendix to the ordinance.
4. Identify the service area applicable to the parcel, by map reference if the ordinance uses geographic service areas.
5. Identify the service unit (LUE, ERC, or category-specific unit) for the project's land use category.
6. Confirm the collection rate as a percentage of maximum assessable, where the schedule distinguishes them.
7. Confirm the effective date of the current schedule and whether indexed escalation applies between annual updates.
8. Identify the trigger event (building permit, plat approval, certificate of occupancy, or other) that locks in the fee.
9. Check for vested-rights or pre-platted-tract carve-outs that may apply a different schedule.
10. Identify which categories sit on the city versus a separate utility, authority, or special district fee schedule.
11. Note any 5-year (or other statutory) update cycle that may produce a near-term schedule change.
12. Confirm the binding number with the relevant planning, engineering, or development services department before relying on the figure for an investment decision.

Where Official Schedules Usually Appear

For a given jurisdiction, the binding impact fee schedule is typically published in one of these forms:

• An adopted ordinance on the city or county's .gov code library (Municode, eCode360, American Legal, or the locality's own legal-archive site). The ordinance commonly references a separate exhibit or appendix containing the per-unit dollar amounts.
• A separate fee schedule PDF on the planning, engineering, or development services department page. This is often where the dollar amounts actually live, with the ordinance providing the legal authority.
• A council or commission agenda packet from the meeting at which the schedule was adopted. The packet typically contains the staff report, the proposed schedule, and the underlying CIP and LUA.
• A capital recovery, water, or wastewater authority schedule on a separate authority website where utility-related impact fees are administered by an authority rather than the city.

If a jurisdiction's website does not present an obvious fee schedule, the most reliable next step is to search the .gov domain for the ordinance number authorizing the current fees, then locate the adopting agenda packet. Effective dates and the exact per-unit numbers are commonly buried in those packets rather than on a clean department fee page.

Why Effective Dates Matter

The effective date is the load-bearing fact in any impact-fee research note. Three reasons:

• Application timing controls fee exposure. A complete application submitted before a new effective date may lock the project on the prior schedule. A day's delay can change the assessed fee materially.
• Statutory update cycles produce predictable changes. Texas Chapter 395 contemplates periodic LUA and CIP refresh. A jurisdiction reaching the end of its update cycle is likely to adopt a new schedule; underwriting against the current published number without checking the update cycle leaves the assumption exposed.
• Indexed-escalation clauses produce changes without a new ordinance. Where the schedule includes annual indexing, the figure assessed at permit may be higher than the figure published at the time of land acquisition. The increase is typically predictable from the index formula but is easy to miss if the schedule is not read in full.

Every fee figure on a ZoneFee jurisdiction page records its effective date for this reason. Researchers should treat the effective date with at least the same care as the dollar amount itself.

Statutory Authority

The statutes cited in this guide:

• Texas Local Government Code Chapter 395 (Texas Impact Fees). Authorizes municipal and county impact fees for roadway, water, wastewater, drainage, and other listed categories. Requires land use assumptions, a capital improvements plan, and a service-area structure. Does not authorize school impact fees.
• Virginia Code Section 15.2-2303 (Conditional Zoning / Proffers). Authorizes voluntary proffered conditions in Virginia rezoning applications. Subject to subsequent General Assembly amendments that constrain the impact categories a locality may accept residential cash proffers for. The principal mechanism Virginia uses in lieu of statutory impact fees for most localities.
• Virginia Code Section 15.2-2317 (Article 8, Road Impact Fees - Applicability). Limits road-impact-fee authority to localities with adopted zoning that meet population and growth thresholds (population at least 20,000 with growth at least 5%, or growth of at least 15%). Outside that scope, statutory road impact fees are not available in Virginia.
• Texas Local Government Code Chapter 245 (Vested Rights). Governs the application of regulations in effect at the time of a project's first permit or filing. Frequently relevant where a fee schedule changes during a project's review period.

Statutes named without a working .gov source URL are not cited in this guide. If a statute moves or its URL changes, please report the broken link via corrections.

When This Framework Breaks Down

This guide describes the general framework U.S. jurisdictions use to authorize and calculate impact fees. The framework is a starting point, not a binding rule for any specific case. It does not apply, or applies differently, in several situations:

• States and localities not covered by ZoneFee at the time of reading. The general framework is portable, but statutory category lists, calculation requirements, and update cycles vary enough that the specific jurisdiction's enabling statute must be consulted directly.
• Federal lands, tribal jurisdictions, and other land where the city or county fee framework does not control.
• Negotiated developer agreements and exactions outside the published impact fee schedule. A development agreement may set fee terms by contract that differ from the published schedule.
• Projects subject to negotiated proffers (Virginia) or comparable case-by-case mechanisms. The "schedule" is not the binding authority; the recorded proffer document is.
• Special-purpose districts (MUDs, WCIDs, PIDs) that impose their own fees under their own enabling statutes. The statutes and procedural rules in those chapters control.

For any specific project, the binding fee is determined by the relevant jurisdiction's planning, engineering, or development services department applying the current ordinance to the application as filed. This guide does not substitute for that determination and is not legal, financial, engineering, zoning, or entitlement advice.

Related ZoneFee Pages

• Glossary — plain-English definitions for impact fee, capital recovery fee, service area, service unit, land use assumptions, CIP, maximum assessable fee, roadway impact fee, proffer, and related terms.
• Methodology — how ZoneFee collects, verifies, and reviews fee data.
• Data sources — the government source types ZoneFee uses and how they are cited.
• Coverage — jurisdictions currently published.
• Texas state gateway — applied examples of impact fees, capital recovery, and platting under Chapter 395.
• Virginia state gateway — applied examples of proffers and conditional zoning under Va. Code Section 15.2-2303.
• Round Rock, TX impact fees — published Phase 4 service-area roadway impact fee schedule with CIP basis.
• Georgetown, TX utility tap fees — applied utility capital-recovery example.
• Loudoun County, VA — proffer-context contrast.

Sources

The following primary sources support the framework in this guide. Each link points to the official .gov publication:

• Texas Local Government Code Chapter 395 — Texas Impact Fees. statutes.capitol.texas.gov/Docs/LG/htm/LG.395.htm. Accessed 2026-05-08.
• Texas Local Government Code Chapter 245 — Vested Rights. statutes.capitol.texas.gov/Docs/LG/htm/LG.245.htm. Accessed 2026-05-08.
• Virginia Code Section 15.2-2303 — Conditional Zoning in Certain Localities. law.lis.virginia.gov/vacode/15.2-2303/. Accessed 2026-05-08.
• Virginia Code Section 15.2-2317 — Road Impact Fees, Applicability (Article 8). law.lis.virginia.gov/vacode/15.2-2317/. Accessed 2026-05-09.

Applied examples in this guide reference published ZoneFee jurisdiction master and fee-type pages. Each of those pages cites its own primary sources directly. ZoneFee does not derive guide content from third-party aggregators, paywalled databases, or AI-generated summaries.

Corrections

Found a fact, statute citation, or source URL that's wrong, missing context, or out of date? See the corrections page or email contact@zonefee.com.

Disclaimer

This guide is educational reference only. It is not legal, financial, engineering, zoning, entitlement, or tax advice. The binding fee for a specific project is determined by the relevant jurisdiction's planning, engineering, or development services department applying the current ordinance to the application as filed. See the data use disclaimer for additional context.