Insights

NYC Building Energy & LL97 Insights

Practical guidance on Local Law 97 compliance, decarbonization strategy, and energy capital projects for NYC building owners.

LL97 March 2026 8 min read

How NYC's Local Law 97 Fines Actually Work — And What to Do Before 2030

Most building owners know LL97 exists. Far fewer understand how the fines are actually calculated — or why 2030 is the deadline that really matters for your bottom line.

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Use our free LL97 calculator to check your building's carbon emissions, compliance status, and estimated fines in under 60 seconds.

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