Why am I being asked to login?
Answer
USGBC implements these security features to protect your purchased assets from being misused. These security measures will enable you to access your documents regardless of how you receive them, and helps USGBC to ensure you have the latest versions of purchased documents.
Also see
- What is the difference between the first and second editions of Green Building and LEED Core Concepts Guide?
- How can I view updates that have been made to the rating system since the last reference guide was purchased?
- What is the difference between the PDF access for e-book and hard copy reference guide purchases?
- What are the differences between the first and second editions of the Core Concepts Guide?
Have a question or comment?
(within U.S.)
(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
Map