Montgomery County, MD
Montgomery County began requiring benchmarking in 2025. Between now and 2030 the obligation is reporting only, which makes this the cheapest possible moment to get the data right before performance standards arrive.
Rules that apply
1
Montgomery County benchmarking
Next deadline
June 1, 2027
Montgomery County benchmarking · in 9 months
Penalty exposure
Uncapped
At least one rule here fines per ton or per day, with no annual ceiling.
Montgomery County benchmarking
In effect
Report annual energy use and emissions to the county. Through 2030 covered buildings only need to submit the benchmarking report; performance standards follow after that.
- Who it applies to
- Private and multifamily buildings of 25,000 square feet or more.
- If you miss it
- Civil penalties assessed by the Department of Environmental Protection for failure to benchmark.
Source: Montgomery County Department of Environmental Protection · checked 2026-09-16
We handle all of it
Send us the bills and the building details. We file with the city before the deadline, for $350 per building, per year.