Effective as of Dec. 27, 2022, all HUD-assisted rental properties with carbon monoxide sources, such as fuel-burning appliances or attached garages, must have a carbon monoxide device. More details can be found in PIH and Housing Notice 2022-01. PHAs still purchasing devices can consider Lowe’s partnership with OMNIA Partners to provide government agencies and nonprofits contract savings at the time of purchase, with no minimum order required.