The IAPMO Standards Council, in accordance with the ANSI-designated 2009 Uniform Plumbing Code (UPC) Uniform Mechanical Code (UMC) code change timeline, has issued a call for proposals that began October 3, 2006 and ends February 1, 2007. Anyone interested in submitting a code change proposal should download the form entitled “Form on Proposals,” found under the “Downloads and Applications” link