Interactive Lab

Green Retrofit Payback & Building-Performance Penalty Calculator

Green Retrofit Payback & Building-Performance Penalty Calculator

Simple payback on an energy retrofit, plus the annual penalty exposure of an emissions-cap building-performance law like NYC's Local Law 97 -- illustrative only.

$240,000
$
$48,000
$
4,200
3,500
$268
$

Simple Payback Period

5 yrs

Illustrative Annual Penalty Exposure

$187,600

Emissions limits and penalty rates are illustrative -- always confirm the current requirements of the specific building-performance law that applies (e.g., NYC Local Law 97, DC BEPS, Boston BERDO) before underwriting a real deal.

Learn the concept behind this tool