To: Head of Fire Departments
From: Stephen D. Coan, State Fire Marshal
Date: April 1, 2004
Re: 527 CMR 30 - Unvented Propane or Natural Gas Fired Space Heaters

Attached is a new regulation pdf format of    527030.pdf  governing the installation of unvented propane or natural gas fired space heaters. The regulation is effective on April 1, 2004. This regulation pdf format of    527030.pdf  allows only for the installation of permanent units and can not be installed in bedrooms or bathrooms. Also, the revised general law is attached for your information, too.

If you have any questions contact our Technical Services Unit at 978-567-3375 or in Western MA at 413-587-3181. Our web site is