Resources/Regulations

activeMontgomery County, Maryland

Montgomery County Benchmarking

Montgomery County Benchmarking and Building Energy Performance Standards

Overview

Applies To

Residential and non-residential buildings 25,000 gross sqft and greater

Building Size Threshold

25,000 sqft

Building Types

Commercial, multifamily residential, institutional, government

Effective Date

2014 (benchmarking); 2022 (BEPS)

Jurisdiction

Montgomery County, Maryland

State

Maryland

Current Status

Active since 2014 for benchmarking. County BEPS adopted in 2022. Starting October 2025, buildings covered by county program are waived from state Maryland BEPS requirements.

Key Deadlines

June 1, 2026

Annual benchmarking report due for 2025 calendar year data

Ongoing

Building performance improvement plans required for non-compliant buildings

Penalties & Enforcement

Penalty

$500 first violation; $750 subsequent

$500 fine for Class A violation (failure to benchmark or meet standards); $750 for subsequent citations

Compliance Requirements

Annual energy benchmarking via ENERGY STAR Portfolio Manager

Meet county-specific building energy performance standards

File building performance improvement plans if non-compliant

County program takes precedence over Maryland state BEPS (as of October 2025)

Data Required

12 months of energy consumption data

Building gross floor area

Building use type and occupancy

Building performance improvement plan (if non-compliant)

How to Submit

Submission Method

Montgomery County Department of Environmental Protection portal

Submission Format

ENERGY STAR Portfolio Manager with county data sharing

Official Resources

Official Montgomery County, Maryland Resource

https://www.montgomerycountymd.gov/DEP/energy/commercial/energy-benchmarking.html

Articlebuilding emissions compliance 2026 Articleenergy star portfolio manager guide

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