| 1/1/1990, Mon | New Year's Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 1/6/1990, Sat | Childrens Day / Epiphany |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 2/26/1990, Mon | Carnival |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 2/27/1990, Tue | Carnival |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 4/8/1990, Sun | Palm Sunday |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 4/11/1990, Wed | Holy Wednesday |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 4/12/1990, Thu | Holy Thursday |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
- Note
- Banks closed as per Banco Central del Uruguay
|
| 4/13/1990, Fri | Good Friday |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 4/15/1990, Sun | Easter |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 4/23/1990, Mon | Landing of the 33 Orientales Obs: Actual Observance Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
- Note
- On official holiday and bank holiday lists
|
| 5/1/1990, Tue | Labor Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 5/21/1990, Mon | Battle of Las Piedras Obs: Actual Observance Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
- Note
- On official holiday list
|
| 6/19/1990, Tue | Artigas' Birthday/Dia del Nunca Mas |
- Religion
- –
- Disrespectful to Hold an Event
- –
- Note
- On official holiday and bank holiday lists
|
| 7/18/1990, Wed | Constitution Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
- Note
- Banks closed as per Banco Central del Uruguay
|
| 8/25/1990, Sat | Independence Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
|
| 10/15/1990, Mon | Dia de la Raza/ Battala de Sarandi Obs (Columbus Day): Actual Observance Day |
- Religion
- –
- Disrespectful to Hold an Event
- –
- Note
- Holiday Rule Applies.
|
| 11/2/1990, Fri | All Souls' Day/Memorial Day |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
- Note
- On official holiday list
|
| 12/24/1990, Mon | Christmas Eve |
- Businesses Closed
- PM
- Banks Closed
- PM
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 12/25/1990, Tue | Christmas Day |
- Religion
- Christian
- Disrespectful to Hold an Event
- –
|
| 12/31/1990, Mon | New Year's Eve |
- Businesses Closed
- PM
- Banks Closed
- PM
- Religion
- –
- Disrespectful to Hold an Event
- –
- Note
- As per Banco Central del Uruguay
|