The Department of Environmental Conservation amended N.Y. Comp. Codes R. & Regs. tit. 6, §§200 & 247, Outdoor Wood Boilers Used to Heat Homes and Commercial Establishments. Changes relate to particulate emission standards and engineering controls for new outdoor wood boilers. The amendments take effect January 28, 2011. http://www.dos.state.ny.us/info/register/2011/jan19/pdfs/rules.pdf pp. 30-36.