Expired, Repealed, and Archived Connecticut Incentives and Laws

The following is a list of expired, repealed, and archived incentives, laws, regulations, funding opportunities, or other initiatives related to alternative fuels and vehicles, advanced technologies, or air quality.

Utility Company Electric Vehicle (EV) Rates

Archived: 07/01/2023

By July 1, 2018, utility companies must evaluate if it is appropriate to implement EV time-of-use (TOU) rates for residential and commercial customers. A TOU rate is a rate for EVs that is designed to reflect the cost of electricity to the consumer at different times of the day. Utilities that have already made this determination prior to July 1, 2017, are not required to do so again. (Reference Connecticut General Statutes 16-19f)

Reduced Registration Fee for Electric Vehicles (EVs)

Archived: 01/23/2023

Repealed: 07/01/2022

EVs are eligible for a reduced triennial vehicle registration fee of $57. For more information, see the Connecticut Department of Motor Vehicles Vehicle Registration Fees website.

Electric Vehicle (EV) and EV Charging Station Rebates - Groton Utilities

Expired: 12/31/2022

Groton Utilities offers customers a $2,000 rebate for the purchase of a new EV and a $1,000 rebates for the lease of a new EV. Customers may also be eligible for a $600 rebate for the installation of a qualifying Level 2 EV charging station. Rebates are available on a first-come, first-served basis. For more information, including eligibility requirements and how to apply, see the Groton Utilities EV Rebate Program website.

Heavy-Duty Vehicle Emissions Reduction Grants

Archived: 08/13/2022

The Connecticut Department of Energy and Environmental Protection (DEEP) allocates a portion of its designated funds from the Volkswagen (VW) Environmental Mitigation Trust for the replacement or repower of eligible heavy-duty on-road vehicles through its Diesel Emissions Mitigation Program (Program). The Program provides funding in the following amounts:

Project Type Funding Amount for Public Entities Funding Amount for Private Entities
All-electric repower, including associated charging infrastructure 65% of project costs 60% of project costs
Purchase of a new all-electric vehicle, including associated charging infrastructure 65% of project costs 60% of project costs
Repower of a new diesel or alternative fuel engine 45% of project costs 40% of project costs
Purchase of a new diesel or alternative fuel vehicle 35% of project costs 25% of project costs

Vehicles that qualify for replacement or repower include model year (MY) 1992-2009 class 8 port drayage trucks, MY 1992 class 4-8 local freight trucks, and MY 2009 and older class 4-8 school buses, shuttle buses, and transit buses.

For more information, including application periods, see the DEEP VW Grant Information website.

Biofuels Research Grants

Archived: 09/13/2021

The Connecticut Department of Economic and Community Development administers a fuel diversification grant program to provide funding to Connecticut higher education or agricultural research institutions for research to promote biofuel production from agricultural products, algae, and waste grease, as well as biofuel quality testing. (Reference Connecticut General Statutes 32-324g)

Regional Transportation and Climate Initiative (TCI)

Archived: 09/13/2021

Connecticut, Delaware, District of Columbia (D.C.), Maine, Maryland, Massachusetts, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, Vermont, and Virginia signed a Declaration of Intent to create the TCI, a regional initiative to improve transportation, develop a clean energy economy, and reduce carbon emissions and air pollutants from the transportation sector. The signatory states and D.C. agree to explore and develop policies and programs that result in greater energy efficiency of regional transportation systems and reduce emissions. Additionally, states support the deployment of clean vehicles and fueling infrastructure, such as electric vehicle supply equipment, to maximize the economic opportunities and emissions reductions. For more information, see the TCI website.

Electric Vehicle Supply Equipment (EVSE) Grants

Archived: 06/01/2020

The Connecticut Department of Energy and Environmental Protection (DEEP) provides funding to municipalities, state agencies, and private businesses for the cost and installation of eligible EVSE. Funding is available for 50% of project costs (up to $2,000 per unit and $4,000 per site) to 100% of project costs (up to $10,000 per site), depending on how well the project matches program criteria. For EVSE that is available to the public 24 hours a day, 7 days a week, and located in a major downtown area or other central destination currently underserved by EVSE, DEEP will provide up to $5,000 per unit or up to $10,000 per site. All EVSE must be available to the public at no cost for three years, with further criteria required for maximum funding. The program is not currently accepting applications (verified June 2020). For more information, including application submission deadlines, refer to the Connecticut DEEP Electric Vehicle Incentives website.

Alternative Fuel and Advanced Technology Vehicle Grants

Archived: 05/01/2016

The Connecticut Clean Fuel Program provides funding to municipalities and public agencies that purchase, operate, and maintain alternative fuel and advanced technology vehicles, including those that operate on compressed natural gas, propane, hydrogen, and electricity. The program also provides funding to install diesel retrofit technologies, including diesel particulate filters, diesel oxidation catalysts, and closed crankcase filtration systems. Diesel retrofit technologies must be certified by the U.S. Environmental Protection Agency or the California Air Resources Board to be eligible for funding. For more information, refer to the Connecticut Clean Fuel Program website.

School Bus Retrofit Program

Archived: 08/01/2014

The goals of the Connecticut Clean School Bus Program are to: 1) establish grants for municipalities and local and regional school boards to reimburse the cost of retrofitting full-sized school buses that are projected to be in service on or after September 1, 2010; 2) develop and implement an outreach plan and educational materials, and; 3) assist municipalities and local and regional boards of education and bus companies in retrofitting their full-sized school buses. For more information refer to the Connecticut Clean School Bus Program website. (Reference Connecticut General Statutes 22a-21j through 22a-21k)

Vehicle Greenhouse Gas Labeling Requirement

Repealed: 10/01/2013

The following was repealed by House Bill 6653, 2013: All Model Year (MY) 2008 and later passenger cars and light-duty trucks and MY 2009 and later medium-duty vehicles sold, leased, imported, delivered, purchased, rented, leased, acquired, or received in Connecticut must meet the California Air Resources Board emission control label and environmental performance label requirements, including smog and greenhouse gas index scores. (Reference Connecticut General Statutes 22a-201 through 22a-201c, and Connecticut Department of Energy & Environmental Protection Regulations 22a-174-36b)

Hydrogen and Fuel Cell Promotion

Archived: 08/31/2013

The Connecticut Center for Advanced Technology (CCAT), with funding from the Department of Economic and Community Development (DECD), has established a Connecticut Hydrogen-Fuel Cell Coalition (Coalition). The Coalition works to enhance economic growth through the development, manufacture, and deployment of fuel cell and hydrogen technologies and associated fueling systems. Representatives from industry, government, academia, labor, and other stakeholders make up the Coalition. CCAT prepared and submitted the Plan for Fuel Cell Economic Development, a strategic plan that addresses the status of the hydrogen/fuel cell industry in the state and concludes that hydrogen and fuel cell technology meets the state's pressing energy needs, improves environmental performance, increases economic development, and creates new jobs. Reference Connecticut General Statutes 32-9vv through 32-9ww)

Biodiesel Production and Distribution Grants

Expired: 12/31/2012

The Department of Economic and Community Development manages the Connecticut Qualified Biodiesel Producer Incentive Account and provides grants through the Biodiesel Production and Distribution Grant Program. A qualified biodiesel producer is eligible for up to 60 monthly payments, up to a total grant per fiscal year equal to: $0.30 per gallon for the first five million gallons of biodiesel produced; $0.20 per gallon for the second five million gallons of biodiesel produced; and $0.10 per gallon for the third five million gallons of biodiesel produced. If the total amount of funding available for the grant program is between $100,000 and $200,000, a qualified biodiesel producer is eligible for no more than $0.20 per gallon regardless of the number of gallons of biodiesel produced. If the total funding available equals $100,000 or less, the producer is eligible for no more than $0.10 per gallon, regardless of the total number of gallons of biodiesel produced. Any portion of biodiesel produced in excess of 15 million gallons per fiscal year is not eligible for these grants.

A qualified biodiesel producer that is not yet actively engaged in production may also receive a one-time grant for the purchase of equipment, cost of construction, or retrofit of a biodiesel production facility. The grant may not exceed $3 million, regardless of the number of facilities the producer owns. Additional grant funding up to $50,000 per distributor/site is available for the actual costs of creating storage and distribution capacity for biodiesel.

Grants are available through December 31, 2012.

(Reference Connecticut General Statutes 32-324a through 32-324f)

Electric Vehicle (EV) Infrastructure Planning

Archived: 08/31/2012

The Connecticut EV Infrastructure Council (Council) must coordinate interagency strategies to prepare for the adoption of EVs, including establishing performance measures for meeting infrastructure, funding, environmental, and regulatory goals. The Council submitted a final report to the Connecticut Legislature providing recommendations on EV infrastructure investment and standardization on September 1, 2010. (Reference Executive Order 34, 2009)

Electric Vehicle Supply Equipment (EVSE) Incentive - Coulomb Technologies

Expired: 07/31/2012

Coulomb Technologies' ChargePoint America program offers EVSE at no cost to individuals or entities in the New York City metropolitan area. To be eligible for free home charging stations, individuals living within the specified area must purchase a qualified plug-in electric vehicle. Application information is available on the ChargePoint America website. In most cases, installation will be paid for by the EVSE owner; some cities, states, and utilities, however, will provide funding towards installation costs. All participants in the ChargePoint America program must agree to anonymous data collection after installation. Additional restrictions may apply.

Alternative Fuel Vehicle (AFV) and Hybrid Electric Vehicle (HEV) Tax Exemption

Expired: 10/01/2008

Prior to July 1, 2008, the following purchases are exempt from sales tax: new dedicated compressed natural gas (CNG), liquefied natural gas (LNG), liquefied petroleum gas (LPG), hydrogen, or electric vehicles; equipment used in dedicated or dual fuel CNG, LNG, LPG, hydrogen, or electric vehicle conversions; and equipment associated with a CNG or hydrogen filling or electric recharging station. Between October 1, 2004, and October 1, 2008, new HEVs with a U.S. Environmental Protection Agency fuel economy rating of at least 40 miles per gallon are also exempt from sales tax. An HEV is defined as a passenger car that 1) draws acceleration energy from two onboard sources of stored energy, which are both an internal combustion or heat engine using combustible fuel and a rechargeable energy storage system, and 2) for an HEV produced during and after model year 2004, is certified to meet or exceed the Tier II Bin 5 Low Emission Vehicle classification. (Reference Connecticut General Statutes 12-412-67, 68, 69, and 115)

Alternative Fuel Tax Exemptions

Expired: 07/01/2008

Natural gas or propane sold as a motor fuel by a public utility company in a taxable quarter commencing prior to June 30, 2008 is exempt from the gross earnings tax on the sale of petroleum products. Prior to July 1, 2008, petroleum products sold for use as fuel in fuel cells and propane sold for use as a fuel in motor vehicles are exempt from the petroleum gross earnings tax. Finally, between July 1, 1994, and July 1, 2008, compressed natural gas, liquefied petroleum gas, and liquefied natural gas are not subject to the motor fuels tax. (Reference Connecticut General Statutes 12-264, 12-587, and 12-458f)

Alternative Fuel Fueling Infrastructure and Alternative Fuel Vehicle (AFV) Conversion Tax Credit

Expired: 01/01/2008

Prior to January 1, 2008, a Corporation Business Tax credit is available for 50% of the following expenditures: the construction of, improvements to, or equipment for any compressed natural gas (CNG), liquefied natural gas (LNG), or liquefied petroleum gas (LPG) refueling station or an electric vehicle recharging station; or the purchase and installation of equipment used in dedicated or dual-fuel CNG, LNG, LPG, or electric vehicle conversions. This credit may be carried forward for up to three years. (Reference Connecticut General Statutes 12-217i)

Alternative Fuel Vehicle (AFV) Tax Credit

Expired: 01/01/2008

Prior to January 1, 2008, a Corporation Business Tax credit is available for 10% of the incremental cost of purchasing a new dedicated compressed natural gas, liquefied natural gas, liquefied petroleum gas, or electric vehicle. This credit may be carried forward for up to three years. (Reference Connecticut General Statutes 12-217i)

Alternative Fuel Vehicle (AFV) Loan Fund

Expired: 08/01/2005

The Business Environmental Clean-Up Revolving Loan Fund offers loans for working or development capital to businesses that convert gasoline and diesel-powered vehicles to run on alternative fuels. In order to qualify, a business must meet the following four criteria:

  • Have been in business for at least two years;
  • Have gross revenues under $3 million in its most recent fiscal year or have less than 150 employees;
  • Derive at least 75% of its gross revenues from motor vehicle fuel conversion activities; and
  • Demonstrate that it is unable to obtain financing from conventional sources on reasonable terms or in reasonable amounts.

(Reference C.G.S.32-23z)