| New Year | January 1, 1990 |
| Martin Luther King, Jr. Day (1-minute pause at noon) | January 15, 1990 |
| President Day | February 19, 1990 |
| Good Friday | April 13, 1990 |
| Memorial Day | May 28, 1990 |
| Independence Day | July 4, 1990 |
| Labor Day | September 3, 1990 |
| Thanksgiving | November 22, 1990 |
| Christmas | December 25, 1990 |