Holiday Calendar
Holiday Calendar refers to a list of holidays that you are entitled to, such as public holidays and any holidays that your company may offer you as part of their own policy. Holiday Calendars are usually published at the start of the year so employees can plan their yearly vacation in advance. Please note certain holidays are calculated as per crescent moon calculations, so they may change by a couple of days, based on moon sightings.
You can always your HR department for a list of holidays or the holiday calendar, they usually have that list.