Payment must be received within 30 days of registration to guarantee registration rate. Any registration having balance due after 30 days may cancelled or subject to current registration rate. All registrations need to be paid in full prior to the start of the conference.
Credit Card Policy
Due to new credit card processing rules, SIGMA is no longer able to accept credit card information on mailed/emailed/faxed forms.
If you are unable to log in to register, please call the SIGMA office at 703-709-7000.