Appendix H - Lawn and Garden Guidance Final.pub.pdf

Air Emission Reduction Requirements for Lawn and Garden Equipment

What is “Lawn and Garden Equipment”?

Lawn and Garden equipment is defined as equipment whose primary purpose is to assist with cleanup or maintenance of a lawn or garden area of a property. Examples of this type include, but are not limited to:

A new air regulation that creates restrictions for certain lawn and garden products used in Colorado by federal, state, and local government agencies to reduce air pollutant emissions from push and handheld lawn and garden equipment starting in 2025.

Jarrett Vigil Small Business Assistance Jarrett.Vigil@state.co.us

Who is impacted?

State Government Agencies

Any agency, board, bureau, commission, department, division, institution, or office of the executive or judicial departments of state government, including institutions of higher education, located within the state of Colorado.

Federal and Local Government Agencies

Federal agencies in Colorado, local Municipalities, county governments, city and county governments, public school districts, and special districts.

Contracted entities that provide lawn and garden services to a federal, state, or local government agency.

Requirements and Deadlines State Government Agencies

As of June 1, 2025, state agencies cannot use gasoline-powered push and hand-held lawn and garden equipment with an internal combustion engine smaller than 19kw (25 horsepower) from June 1 to August 31.

Federal and Local Government Agencies

As of June 1, 2025, all federal agencies and local governments within the Colorado ozone nonattainment area cannot use gasoline-powered push and hand-held lawn and garden equipment with an internal combustion engine smaller than 7kw (10 horsepower) from June 1 to August 31.

Aerators Brush cutters Chainsaws Dethatchers

Generators Hedge trimmers Leaf blowers Push lawn mowers

Pruners Rotary tillers String trimmers Edgers

Record Keeping and Reporting Requirements

Federal, State, and local governments must maintain records for five (5) years to demonstrate compliance with rule.

Federal, State, and Local Agency Requirements

As of June 1, 2026, and June 1 of each year thereafter, federal, state, and local agencies using lawn and garden equipment must submit the following information for the preceding calendar year.

The report must include:

A list of all gasoline-powered push and hand-held lawn and garden equipment with an internal combustion engine smaller than 19kw (25 horsepower) used or potentially used by the state agency from June 1 to August 31.

-The lawn and garden equipment type, horsepower, manufacturer, model number, and hours of operation.

-For gasoline-powered equipment used during the June 1 through August 31 time period, documentation demonstrating the circumstances requiring the use of such equipment such as supply chain issues, need for heavy-duty scale equipment, or the purpose it was used for.

Exempted Uses for Lawn and Garden Equipment

Any equipment used for the following purposes is exempt from the rule requirements:

Abating or preventing damage during a declared emergency or equipment used by first responders to provide emergency services.

Fire hazard reduction and post-fire recovery activities in or near the wildland areas or the wildland urban interface.

Riparian, forest, or grassland management.

For public safety purposes.

Jarrett Vigil Small Business Assistance Jarrett.Vigil@state.co.us

A list of all gasoline-powered push and hand-held lawn and garden equipment with an internal combustion engine smaller than 7kw (10 horsepower) used or potentially used by the federal govern-ment or local government within the ozone nonattainment area from June 1 to August 31.

The company name and designated contact person for the lawn and garden services contractor(s), if applicable, and description of the services (e.g., list of activities, duration, frequency, expected equipment use) provided.