Skip to Main Content

HUD to Require Carbon Monoxide Detectors in December 2022

Carbon monoxide requirements are changing.

Be aware all units that receive Housing Assistance Payments through MHA will be required to have carbon monoxide detectors by December 27, 2022, as required by the state or local law, code, or other regulation. Please make the required changes to be in compliance by December 27, 2022.

For more information, visit the sites listed below:

Purpose: Public housing agencies and authorities (PHAs) and Owners of properties that receive federal rental assistance have an important role in preventing potential loss of life and severe injury associated with carbon monoxide (CO) in housing they own or manage. This notice reminds PHAs and Owners of CO poisoning risks in housing, identifies resources for preventing and detecting CO exposure, and provides notice of Section 101, "Carbon Monoxide Alarms or Detectors in Federally Insured Housing" of Title I of Division Q, Financial Services Provisions and Intellectual Property, of the Consolidated Appropriations Act, 2021, Pub. L. No. 116-260, 134 Stat. 2162 (2020) ("the Act"), which requires CO alarms or detectors to be installed in certain HUD-assisted housing within two years of enactment. This notice clarifies that HUD will enforce the requirements instituted by Congress requiring that all Public Housing (PH), Housing Choice Voucher (HCV), Project Based Voucher (PBV), Project Based Rental Assistance (PBRA), Section 202 Supportive Housing for the Elderly (Section 202), and Section 811 Supportive Housing for Persons with Disabilities (Section 811) comply with the International Fire Code (IFC) 2018 standards on the installation of CO alarms or detectors by December 27, 2022.

For the full 2018 IFC Code, as well as Chapter 9 and Chapter 11 regarding CO alarms or detectors, please visit:

PIH Notice 2019-061, HN 2019-05, and Office of Lead Hazard Control and Healthy Homes (OLHCHH) Notice 2019-01 reminded Owners and operators of PH, PBRA, HCV, PBV, and Section 2022 /8113 properties to have operational CO detectors, where specified, as required by the state or local law, code, or other regulation. Additionally, this notice identifies resources for the types of devices to install, ideal placement, maintenance, and monitoring; and is applicable to housing with fuel-fired/burning appliance(s) or an attached garage. This notice remains in effect until amended, superseded, or rescinded.


  • Carbon Monoxide Alarm: A single or multiple station alarm intended to detect carbon monoxide gas and alert occupants by a distinct audible signal. It incorporates a sensor, control components, and an alarm notification appliance in a single unit.
  • Carbon Monoxide Detector: A device with an integral sensor to detect carbon monoxide gas and transmit an alarm signal to a connected alarm control unit.

We have attached the information links for your convenience. Please refer to them for clarification. If there are any questions that these links do not cover, contact us, and we will be happy to help.