CIBC Branches in Quebec will be closed Tuesday June 24 for St. Jean-Baptiste Day. CIBC Branches will be closed Tuesday July 1st for Canada Day. Bank machines 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. will be effective the next business day.