Weatherization Program Notice 22-12: Multifamily Weatherization - REVISED

This program notice consolidates guidance on previously issued Weatherization Program Notices (WPNs) related to weatherizing multifamily buildings.

Weatherization Assistance Program

April 14, 2025

REVISION to WPN 22-12, previously issued Sept. 14, 2022:

Weatherization Program Notice 22-12 consolidates guidance on previously issued Weatherization Program Notices (WPNs) related to weatherizing multifamily buildings.

This program notice supersedes WPN 16-5 and Weatherization Memorandum 035.

Related Guidance:

  • Expansion of Client Eligibility in the Weatherization Assistance Program (currently, WPN 22-5) 
  • Managing Multiple Funding Streams within the Weatherization Assistance Program (currently WPN 22-9)
  • Weatherization of Rental Units (currently WPN 22-13)