Relates to energy efficiency improvements and certain alterations to multiple dwellings

Summary

The bill revises the multiple‑dwelling law so that required window size, light and ventilation can be reduced when a window is replaced with a lower‑heat‑transmittance assembly or when HVAC equipment is placed in the window. It applies to apartments, dining bays, kitchenettes, basements and public halls, aiming to improve energy efficiency while preserving minimum safety standards. Specific reduction limits range from 25% to 33% depending on the combination of upgrades.

AI-generated summary — may be incomplete or inaccurate. Verify against the official bill text.

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