Holidays or Statutory Holidays in AB are New Year's Day, Family Day, Good Friday, Victoria Day, Canada Day, Alberta Heritage Day, Labour Day, Thanksgiving Day, Remembrance Day, Christmas Day and Boxing Day.
Please note that the after-hours time premium (03.01AA) and surcharge modifiers only apply to services that are provided in a regional facility i.e. hospital, auxiliary hospital, active treatment center, nursing home, AACC/UCC and not in a physician’s private office.
When you are creating your invoice, you can "Add" multiple service codes, this is where you can add your after hours premium and your fee modifiers.
For a listing of after hours premiums and surcharge modifiers, consult the Claiming for after-hours work December 2020-December 2021 guide from the Alberta Medical Association.