CIBC Branches will be closed Thursday December 25 for Christmas Day, Friday December 26 for Boxing Day, Thursday January 1 for New Year's Day and Friday January 2 for Traditional Day (Quebec only). ATMs at most locations will be available throughout the holiday period. CIBC Online Banking, CIBC Mobile Banking and CIBC Telephone Banking are available 24 hours a day, 7 days a week. Please note: Transactions conducted on weekends and holidays or after 6 p.m. EST will be effective the next business day.