Certification Contractors District of Columbia Drafting 
Contractor Magazine
JULY 27, 2012
Contractor Magazine. Plumbing Contractor. Piping Contractor. IAPMO and ASSE are now working together to draft a legally binding document for the transition. Founded in 1906 by the District of Columbia’s Chief Plumbing Inspector, Henry B. Name: Sign In or register to use your Contractor Magazine ID.
Green Building Law Update
MAY 3, 2015
GBCI, formerly known as the Green Building Certification Institute, has changed its name to Green Business Certification Inc. GBCI administers project certifications and professional credentials within the U.S. “a structure that has achieved, as certified by Green Business Certification Inc.,
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