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The 2030 cliff

LL97 caps tighten sharply starting January 1, 2030. This view projects how many Article 320 buildings will exceed cap in the 2030-34 (or later) period using their most recent LL84 filing, and cross-checks against the Urban Green Council 2030 estimate.

Computed exposure last refreshed 2026-07-15 16:41 UTC (4 weeks ago).

Article 320 exceedance headline for 2030-34

Period · 2030-34 · Article 320
70.2%
10,792 of 15,366 resolved Article 320 buildings are computed as over cap for the 2030-34 period.(3,623 unresolved excluded from denominator)
Urban Green Council benchmark
57.0%
Open citation
Delta ±13.2 ppOutside tolerance, see methodology

Companion pathway counts for 2030-2034

Article 320 resolved
15,366
10,792 over cap · 4,574 under cap
Open filtered building list →
Article 321 (prescriptive)
7,975
No cap comparison; compliance via prescriptive measures package
Open Article 321 list →
Unresolved estimates
3,623
Missing GFA, missing property type, or low occupancy confidence
Open unresolved list →

Distribution of buildings by tCO2e over / under cap (2030-2034)

Each bar shows how many Article 320 buildings fall in that tCO2e-vs-cap band. Bars right of zero are over cap; bars left of zero are under cap. Buildings with unresolved estimates are excluded from the histogram.

32<-2,000 tCO2e186-2,000to -5004,356-500to 09,2860to 5001,157500to 2,0003212,000to 10,00028>10,000
Under cap · Over cap

Over-cap breakdowns by borough and property type

By borough

BoroughOver capTotal%
Bronx1,4572,60056.0%Open →
Brooklyn2,1624,45148.6%Open →
Manhattan5,2477,94166.1%Open →
Queens1,7543,53449.6%Open →
Staten Island17246337.1%Open →

By property type (top 10)

Property typeOver capTotal%
Multifamily Housing6,59910,21264.6%Open →
Office1,2952,10461.5%Open →
Unknown property type01,3910.0%Open →
K-12 School53472773.5%Open →
Hotel48360679.7%Open →
Non-Refrigerated Warehouse24190.5%Open →
Manufacturing/Industrial Plant25135071.7%Open →
Self-Storage Facility14527353.1%Open →
Retail Store17726167.8%Open →
Worship Facility6920433.8%Open →
Article 321 buildings and unresolved-estimate buildings are excluded from the cliff computation and shown as companion cards. Urban Green Council's 2019 report is the reference benchmark for the reasonableness check. See methodology.