The following are public holidays in Uruguay.
Only 5 of these holidays (January 1, May 1, July 18, August 25 and December 25) imply a mandatory paid leave for workers. Most of the other days are only observed by schools and some public sector offices.
Moveable holidays
According to Uruguayan Law 16,805 with modifications of Law 17,414, the holidays declared by law, subject to the commemoration of them, follow the following scheme (whose conmemoration as “moveable holidays”):
This will not occur with Carnival and Tourism Week, and corresponding to January 1st and 6th, May 1st, June 19th, July 18th, August 25th, November 2nd and December 25th, which will continue watching on the day of the week that may occur, whatever the same.
References
Public holidays in Uruguay Wikipedia(Text) CC BY-SA