Energy Disclosure Laws: U.S. Compliance Guide 2026

More than 50 U.S. jurisdictions now require commercial building owners to measure, report, and publicly disclose energy consumption data through mandatory benchmarking programs. These energy disclosure laws have fundamentally changed how commercial real estate operates, creating unprecedented transparency around building performance while imposing significant penalties for non-compliance. New York City charges $268 per metric ton of CO2 over annual limits. Boston levies $234 per metric ton plus $1,000 per day for buildings that fail to meet emissions caps. Washington D.C. exposes non-compliant buildings to penalties reaching $10 per square foot, translating to $7.5 million for a large office tower.

For building owners managing portfolios across multiple cities, energy disclosure laws have become a year-round compliance obligation. A property owner with buildings in New York, Boston, and California faces three different deadlines, three different reporting platforms, and three different sets of requirements. The patchwork of federal, state, and local regulations continues expanding as more cities adopt carbon reduction targets tied to building performance standards. Buildings that were not covered five years ago may now face compliance requirements, and thresholds continue dropping to capture smaller properties.

This guide maps every major U.S. energy disclosure law by jurisdiction, covering which buildings are affected, what you must report, when deadlines fall, and what penalties apply for non-compliance. It also explains how energy disclosure laws connect to building performance standards, ASHRAE requirements, and LEED certification, and how continuous monitoring transforms annual compliance from a scramble into an automated process.

What Are Energy Disclosure Laws?

Energy disclosure laws require building owners to track energy consumption using standardized platforms and report that data to local government on an annual basis. Most jurisdictions mandate reporting through ENERGY STAR Portfolio Manager, the EPA’s free online tool that calculates a 1-100 score comparing your building’s performance to similar properties nationwide. A score of 50 represents median performance, while 75 or above qualifies for ENERGY STAR certification.

Washington D.C. and Austin, Texas, became the first U.S. cities to mandate energy benchmarking in 2008. New York City followed in 2009 with Local Law 84. By 2019, 27 cities, one county, and three states had established mandatory programs according to the American Council for an Energy-Efficient Economy. Today that number exceeds 50 jurisdictions, with the National BPS Coalition committing dozens more cities to adoption by 2026.

Research from Resources for the Future found that energy disclosure laws in Austin, New York, San Francisco, and Seattle reduced utility expenditures by approximately 3% for covered office buildings. A separate Lawrence Berkeley National Laboratory evaluation found that most benchmarking programs produce 3-8% gross energy reductions over two to four years of implementation. The savings come not from the reporting itself, but from the visibility it creates. Building owners who see their performance relative to peers are more likely to invest in improvements, and public disclosure creates market pressure from tenants, investors, and regulatory bodies.

Energy disclosure laws now exist on a spectrum of three tiers. The simplest tier requires benchmarking and disclosure only, where buildings report energy data annually and that data becomes publicly available. The second tier adds audit and retro-commissioning requirements, mandating periodic energy assessments and operational optimization. The third and most stringent tier imposes building performance standards with financial penalties for buildings that exceed carbon or energy intensity limits. Cities like New York, Boston, and Denver have progressed to this third tier, while others remain in the disclosure-only phase. The trend is clear: cities that start with disclosure-only requirements eventually add performance standards with teeth.

Which Buildings Are Covered?

Building size thresholds under energy disclosure laws vary significantly by jurisdiction, but the general pattern is consistent: larger buildings face requirements first, with thresholds dropping over time to capture smaller properties. New York City covers buildings over 25,000 square feet. San Francisco covers nonresidential buildings over 10,000 square feet. Chicago covers buildings over 50,000 square feet. Cambridge requires reporting for commercial buildings over 25,000 square feet and residential buildings with more than 50 units.

Most energy disclosure laws apply to commercial buildings including offices, retail, hotels, healthcare facilities, schools, and warehouses. Many also cover multifamily residential buildings above certain unit counts. Municipal buildings are almost always included, often at lower thresholds than private buildings. Industrial and manufacturing buildings are covered in some jurisdictions but exempted in others. Religious buildings, historic properties, and buildings with pending demolition may qualify for exemptions depending on local rules.

The coverage trend is expanding in two directions simultaneously. Geographically, new cities and states adopt energy disclosure laws each year. Minnesota’s statewide program launched in 2025, covering buildings over 50,000 square feet in metro areas. Maryland now requires emissions reporting for buildings over 35,000 square feet. Within existing programs, thresholds are dropping: Washington D.C.’s BEPS program started with buildings over 50,000 square feet in Cycle 1, adds buildings over 25,000 square feet in Cycle 2 (2028), and captures buildings over 10,000 square feet in Cycle 3 (2034). Building owners who are not currently covered should plan for future compliance as thresholds continue decreasing.

Energy Disclosure Laws by Jurisdiction

The following sections cover every major U.S. jurisdiction with active energy disclosure requirements, organized by region. Each entry includes the law name, building size threshold, reporting deadline, penalty structure, and a link to our detailed compliance guide where available.

New York City

New York City operates the most comprehensive energy disclosure laws framework in the country, with five interlocking local laws covering benchmarking, auditing, submetering, emissions limits, and public letter grades. Local Law 84 requires annual energy and water benchmarking through ENERGY STAR Portfolio Manager for buildings over 25,000 square feet, with a May 1 deadline and penalties of $500 per quarter for late filing. Local Law 87 mandates ASHRAE Level 2 energy audits and retro-commissioning every 10 years for the same buildings. Local Law 88 requires lighting upgrades and tenant submetering. Local Law 33 requires buildings to display energy efficiency letter grades (A through F) at their entrances based on ENERGY STAR scores. And Local Law 97 sets carbon emission caps with penalties of $268 per metric ton of CO2 over the annual limit, with enforcement that began in 2025 and penalties escalating in subsequent compliance periods.

Boston

Boston’s BERDO 2.0 (Building Emissions Reduction and Disclosure Ordinance) transformed a reporting-only requirement into an enforceable performance standard when the City Council approved it in October 2021. Buildings over 35,000 square feet and residential properties with 35 or more units must meet building-specific emissions caps measured in kg CO2e per square foot per year. Penalties include $234 per metric ton over the limit as an Alternative Compliance Payment, plus $1,000 per day for non-compliance with reporting requirements. Benchmarking reports are due July 1 annually. Emissions limits tighten every five years through 2050, with smaller buildings (20,000-35,000 SF) entering compliance in 2030.

Cambridge

Cambridge’s BEUDO (Building Energy Use Disclosure Ordinance) requires commercial buildings over 25,000 square feet, residential buildings with more than 50 units, and municipal buildings over 10,000 square feet to benchmark through ENERGY STAR Portfolio Manager by May 1 annually. The ordinance has evolved from disclosure-only to include performance standards aligned with the city’s 2050 carbon neutrality commitment, with emissions limits tightening in five-year cycles.

Washington D.C.

Washington D.C.’s BEPS (Building Energy Performance Standards) represents the nation’s first mandatory building performance policy, covering more than 4,000 commercial buildings. Unlike simple benchmarking, BEPS demands actual energy improvements. Buildings that fail to meet performance thresholds for their property type must follow prescribed improvement pathways or face penalties up to $10 per square foot of gross floor area. Annual benchmarking is due May 1. The first compliance cycle (2021-2027) covers buildings over 50,000 square feet, with Cycle 2 (2028-2033) adding buildings over 25,000 square feet.

Montgomery County, Maryland

Montgomery County requires benchmarking for nonresidential buildings over 50,000 square feet. The county targets 80% emissions reduction by 2027 and 100% by 2035, with requirements phasing in by building size. Third-party verification is now mandatory, adding a layer of accountability beyond self-reported data.

Philadelphia

Philadelphia requires annual benchmarking plus periodic energy audits and tune-ups for commercial buildings. The $300 per day late filing penalty means delays compound quickly. Public disclosure of benchmarking data has created market transparency that influences both tenant decisions and property valuations in the city’s commercial real estate market.

Atlanta

Atlanta’s CBEEO (Commercial Buildings Energy Efficiency Ordinance) requires ASHRAE Level 2 energy audits and retro-commissioning every 10 years for commercial buildings over 25,000 square feet. Annual energy benchmarking through ENERGY STAR Portfolio Manager is required, with phased implementation based on building size. Atlanta’s ordinance is notable as one of the few energy disclosure laws in the Southeast.

Chicago

Chicago’s benchmarking ordinance covers buildings over 50,000 square feet with a June 1 annual deadline. The city has added Building Energy Performance Standards that phase in requirements by size, with buildings over 250,000 square feet facing requirements first and successively smaller buildings following. Targets tighten every five years through 2050. The C-PACE program provides financing for efficiency improvements through property tax assessments.

Minneapolis and St. Paul

Minneapolis was the first Midwest city to adopt energy benchmarking, requiring disclosure for buildings over 50,000 square feet. Both Minneapolis and St. Paul joined Minnesota’s statewide benchmarking program in 2024, which covers buildings over 50,000 square feet in metro areas and cities over 50,000 population. Penalties remain modest ($500-$3,000) during the education phase, but performance standards with binding emissions limits are under development.

Denver

Denver’s Energize Denver Ordinance requires benchmarking with a May 1 deadline and has added mandatory building performance standards targeting 30% reduction in existing building energy consumption by 2030. Penalties of $0.30 per kBtu over threshold create direct financial incentives for efficiency improvements. The Energize Denver Support Hub offers free energy assessments to help building owners plan compliance strategies.

Seattle

Seattle’s Building Performance Standards establish greenhouse gas intensity targets for 21 distinct building activity types for nonresidential buildings over 20,000 square feet. Annual benchmarking is due April 1. The Building Tune-Up program requires periodic operational assessments on a five-year cycle. Non-compliance penalties reach $10 per square foot per compliance cycle starting in 2031, making Seattle one of the most aggressive jurisdictions for building energy requirements.

San Francisco

San Francisco’s Existing Commercial Buildings Ordinance was one of the earliest energy disclosure laws, passed in 2011. It requires annual benchmarking and periodic energy audits for nonresidential buildings over 10,000 square feet – one of the lowest thresholds in the country. Retro-commissioning is required for buildings showing significant performance gaps. San Francisco’s low threshold means even mid-size restaurants and retail locations may be covered.

Los Angeles

Los Angeles operates the EBEWE (Existing Buildings Energy and Water Efficiency) program, one of the most comprehensive energy disclosure laws in the West, requiring benchmarking, audits, and retro-commissioning for both energy and water in buildings over 20,000 square feet. The program reflects California’s drought concerns alongside energy efficiency goals. Building performance standards with binding emissions limits are under development as part of the LA Green New Deal.

Portland

Portland requires benchmarking for commercial buildings over 20,000 square feet, covering approximately 80% of the city’s commercial square footage. The city has adopted building performance standards requiring emissions reductions on a phased timeline. Oregon’s statewide benchmarking law targets commercial buildings over 20,000 square feet, with initial compliance deadlines phasing in between 2025 and 2026.

State-Level Programs

California’s AB 802 represents one of the broadest state-level energy disclosure laws, requiring annual energy benchmarking for commercial buildings over 50,000 square feet statewide, with data reported through the California Energy Commission. Colorado’s Building Performance Act (HB 21-1286) requires annual energy reporting for buildings over 50,000 square feet with a June 1 deadline. Minnesota’s statewide program covers buildings over 50,000 square feet in metro areas. Massachusetts is implementing benchmarking requirements with 2026 compliance deadlines. Maryland requires emissions data reporting for covered buildings over 35,000 square feet beginning in 2025.

Key Compliance Deadlines

Annual benchmarking deadlines under energy disclosure laws vary by jurisdiction, creating a compliance calendar that building owners with multi-city portfolios must track carefully. Most deadlines fall between April and July, requiring data from the previous calendar year.

For portfolio owners with buildings in multiple jurisdictions, energy disclosure laws compliance becomes a year-round activity. Missing a single deadline can trigger penalties that compound quarterly in cities like New York ($500/quarter) or daily in cities like Boston ($1,000/day). Continuous monitoring systems that integrate with ENERGY STAR Portfolio Manager simplify multi-jurisdiction compliance by maintaining accurate, up-to-date data regardless of which deadline approaches next.

How to Comply with Energy Disclosure Laws

While requirements vary by jurisdiction, the fundamental compliance process follows the same five steps regardless of location.

Step 1: Identify Your Obligations

Determine which energy disclosure laws apply to each property based on location, building size, and use type. Check the building energy compliance requirements for each jurisdiction where you own or manage property.

Step 2: Set Up ENERGY STAR Portfolio Manager

Create accounts in Portfolio Manager for each covered property. Enter building characteristics including gross floor area, occupancy percentage, and operating hours. These parameters directly affect your ENERGY STAR score, so accuracy matters. For buildings subject to ASHRAE 90.1 requirements, ensure building classification aligns with the correct property type.

Step 3: Gather and Enter Utility Data

Collect 12 months of utility data covering all energy sources (electricity, natural gas, steam, chilled water) and water where required. Many utilities offer automated data exchange with Portfolio Manager, eliminating manual entry. For buildings without automated exchange, gather monthly billing statements and enter data by meter. Verify data completeness before submission – gaps trigger compliance failures in most jurisdictions.

Step 4: Submit Through Jurisdiction-Specific Portals

Each city has its own submission process. New York City uses the NYC Benchmarking Portal linked to Portfolio Manager. Boston requires submission through the BERDO reporting platform. Some jurisdictions accept direct Portfolio Manager shares, while others require separate portal uploads. Review preliminary ENERGY STAR scores before public disclosure and document any data quality issues or exemption requests.

Step 5: Address Performance Gaps

For buildings subject to building performance standards (not just disclosure), compare your emissions or energy intensity to the applicable threshold. Buildings exceeding limits should develop improvement plans prioritizing low-cost operational fixes first. Peak demand management, HVAC scheduling optimization, and ventilation adjustments often deliver the most immediate improvements before capital projects become necessary.

Continuous monitoring platforms track ENERGY STAR scores and emissions against building performance standard limits across multi-building portfolios.

How Monitoring Automates Energy Disclosure Compliance

The conventional approach to energy disclosure laws involves a frantic annual scramble: gathering utility bills, manually entering data into Portfolio Manager, verifying building characteristics, and rushing to submit before the deadline. For portfolio owners managing dozens of buildings across multiple jurisdictions, this manual process consumes hundreds of hours annually and creates significant risk of missed deadlines and data errors.

Continuous monitoring systems transform this process by collecting energy data automatically, year-round. Rather than retroactively assembling 12 months of utility bills, monitoring platforms maintain real-time consumption data that feeds directly into Portfolio Manager. This eliminates manual data entry errors, ensures data completeness, and provides early warning when ENERGY STAR scores trend downward. Building owners gain proactive visibility rather than reactive reporting.

For buildings subject to building performance standards with emissions penalties, monitoring provides continuous tracking against the thresholds that energy disclosure laws establish. Dashboard alerts notify facility managers when consumption patterns trend toward non-compliance, enabling mid-course corrections before penalty exposure materializes. A building trending toward its LL97 carbon limit in September has time to implement operational changes before the compliance year ends in December. Without monitoring, that same building discovers the problem months later when annual data is compiled.

The economics are straightforward. A building spending $15,000 per month on energy that achieves even a 10% reduction through monitoring-identified improvements saves $18,000 annually – more than covering the cost of monitoring while simultaneously improving compliance position across every applicable energy disclosure law. For buildings facing $268 per metric ton penalties under LL97 or $234 per metric ton under BERDO, the penalty avoidance alone can justify the investment in monitoring infrastructure. Continuous monitoring also provides the documentation trail needed to demonstrate compliance with building performance standards and supports facility protection beyond energy compliance.

How Energy Disclosure Laws Connect to Other Regulations

Energy disclosure laws do not exist in isolation. They intersect with building performance standards, ASHRAE codes, LEED certification, and ESG reporting frameworks, creating a compliance web that facility managers must navigate holistically.

Building performance standards represent the enforcement evolution of energy disclosure laws. While disclosure creates transparency, BPS add financial consequences for poor performance. NYC LL97, Boston BERDO, Denver Energize Denver, and DC BEPS all build on benchmarking data to establish emissions limits with real penalties. The benchmarking data collected for energy disclosure requirements feeds directly into BPS compliance calculations.

ASHRAE Standard 90.1-2022 now mandates energy monitoring for buildings over 25,000 square feet, requiring 15-minute interval data collection across HVAC, lighting, and plug load categories. This monitoring infrastructure produces the same data energy disclosure laws require for Portfolio Manager submissions. Buildings investing in 90.1 compliance monitoring can satisfy benchmarking requirements simultaneously.

LEED certification uses ENERGY STAR scores for its Energy and Atmosphere credits, meaning buildings already benchmarking for energy disclosure laws have a head start on LEED compliance. ESG frameworks including CDP, GRESB, and emerging SEC climate disclosure rules require the same building emissions data that energy disclosure laws mandate. A single monitoring platform can feed data to all of these frameworks simultaneously, transforming a compliance burden into a strategic advantage for data centers, commercial real estate portfolios, and institutional properties.

Energy monitoring consoles track building performance in real time, automating compliance with energy disclosure laws across multiple jurisdictions.

Energy Disclosure Laws FAQs