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How often are Addenda published?

Answer

Addenda are published as frequently as quarterly, with the first quarterly release occurring January 1st.

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800-795-1747

(within U.S.)

202-742-3792

(outside U.S.)

M-F 9:00 AM to 5:30 PM EST


Billing

U.S. Green Building Council
P.O. Box 404296
Atlanta, GA 30384-4296


Location

2101 L Street, NW
Suite 500
Washington DC 20037
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