Estimate your building's Local Law 97 carbon penalty. Enter the size, occupancy, and annual emissions to see what you'd owe in the 2024–2029 period — and how much the cap tightens in 2030.
Your building
sq ft
tCO₂e
From your benchmarking / utility data (metric tons CO₂e per year)
How this works
LL97 (NYC Admin. Code §28-320) caps annual greenhouse-gas emissions for most buildings over 25,000 sq ft. Emissions above the cap are fined $268 / tCO₂e per year. Intensity is kgCO₂e/sf/yr; the caps shown are set by occupancy group.
Over the 2024 cap
2024–2029 penalty / year
$36,850
$221,100 over the full 6-year period
Vs the 2024 cap
2030–34 penalty/yr
$72,762
Intensity
9.5
Over the cap
138 tCO₂e
Caps tighten in 2030
2024–2029 limit338 tCO₂e
2030–2034 limit204 tCO₂e
How it adds up
Your annual emissions475 tCO₂e
2024–2029 cap (this building)338 tCO₂e
Over the cap138 tCO₂e
Penalty rate$268 / tCO₂e
Penalty — 2024–2029 / year$36,850
Get an LL97 compliance plan
See your building's filings, deadlines, and paths to the cap.
LL97 Penalty Calculator — NYC Local Law 97 Fine Estimator