All cancellations requests must be made in writing to firstname.lastname@example.org. Requests received before March 10, 2022 will receive a full refund. Requests received between March 10, 2022 and March 30, 2022 will receive a 50% refund. Refunds will not be issued after March 30, 2022
If hotel rooms have been reserved in the SIGMA block, they must be cancelled prior to receiving any eligible refund.
Please contact SIGMA at email@example.com if you have any questions.