Energy Code Ace - Reference Ace Title 20 Tool
California's Appliance Efficiency Regulations – Title 20 set minimum efficiency levels for energy and water consumption in product s, such as consumer electronics, household appliances, and plumbing equipment. These regulations aim to reduce energy consumption, promote environmental sustainability, and ensure that consumers have access to efficient products. If you are a manufacturer, seller or distributor who plans to market those products in California, closely pay attention to Title 20. Non-compliance would invite significant civil penalties.
1. Who Should Comply with the Law
Compliance with Title 20 is required from all entities involved in the manufacture, distribution, and sale of regulated appliances in California. This includes:
Manufacturers: Responsible for designing products that meet efficiency standards, conducting necessary testing, and certifying products to the California Energy Commission (CEC).
Distributors and Retailers: Must ensure that the products they offer for sale are listed in the CEC’s Modernized Appliance Efficiency Database System (MAEDbS) and comply with Title 20 standards.
Importers and Contractors: Obligated to verify that imported or installed products meet the required efficiency standards and are properly certified.
2. Scope of Appliances
Title 20 covers a broad range of appliances, including but not limited to (click table to enlarge):

The CEC maintains a comprehensive list of regulated appliances, which is periodically updated to include new products and technologies.
3. How to Comply: Procedure
The California Energy Commission (CEC) maintains a searchable public database of certified equipment, the Modernized Appliance Efficiency Database System (MAEDbS), to help building professionals and the general public identify and install energy and water efficient products. Everyone in the sales chain – including manufacturers, distributors, retailers, contractors and importers – is responsible for either ensuring regulated products are listed in the MAEDbS or that only regulated products are offered for sale. To comply with the regulations,
Manufacturers must ensure they:
Product Design and Testing: Design products that meet specified efficiency standards and conduct testing using approved methods and laboratories.
Certification: After testing, certify their products to the CEC by submitting the required information to the MAEDbS. This certification serves as a declaration that the product complies with all applicable standards.
Marking Requirements: Products must be permanently marked with specific information, such as model number and energy performance data, to facilitate compliance verification.
Verification by Distributors and Retailers: Before offering products for sale, distributors and retailers must verify that each model is listed in the MAEDbS. This can be done by searching the database to confirm certification status.
4. Civil Penalties
Non-compliance with Title 20 can result in significant civil penalties. The CEC is authorized to impose fines of up to $2,500 per unit sold or offered for sale that violates the regulations
California Public Resources Code section 25402.11(a)(2) identifies the following factors CEC shall consider when determining the amount of an administrative civil penalty:
The nature and seriousness of the violation.
The number of violations.
The persistence of the violation.
The length of time over which the violation occurred.
The willfulness of the violation.
The violator’s assets, liabilities, and net worth.
The harm to consumers and to the state that resulted from the amount of energy wasted due to the violation.
5. Conclusion
Compliance with California’s Title 20 Appliance Efficiency Regulations is an important responsibility for manufacturers, importers, distributors, and retailers operating in the state. With a wide scope of regulated appliances and detailed certification requirements, it’s essential to stay informed and ensure all applicable products meet the necessary standards before being sold or offered for sale.
Civil penalties for non-compliance can be substantial, and recent enforcement actions highlight the importance of maintaining accurate product listings and documentation. Taking a proactive approach—such as reviewing certification status in the MAEDbS, verifying product markings, and understanding testing requirements—can help reduce compliance risk.
For businesses seeking clarity on Title 20 obligations or support with certification procedures, consulting with a legal advisor familiar with the regulations can be a helpful step in navigating this regulatory framework.
For more info. about Title 20, visit https://www.energy.ca.gov/rules-and-regulations/appliance-efficiency-regulations-title-20
Contact us for more information.
Written by: Jeemyung Hong, 28 March 2025
Strategy EngineeredTM
Policies | You are responsible for reading, understanding and agreeing to Leveler Limited's Legal Disclaimer, Terms of Use, and Privacy Policy and Personal Information Collection Statement before using this website or submitting personal data to us.
© 2024–2026 Leveler Limited. LEVELER® (and all stylised variations thereof) is a U.S.-registered trademark and service mark of Leveler Limited. The Leveler logo is a trademark and service mark of Leveler Limited. Leveler Limited is a business consulting firm and not a law firm, a certified public accounting firm, a financial advisory firm, a legal services provider, or any other regulated professional services firm. Our network comprises independent professionals maintaining active licensure across global jurisdictions. All rights reserved.
