The first day of every week, known as Sunday; the first day of January, commonly known as New Year’s Day; the third Monday in January, commonly known as Martin Luther King, Jr. Day; the third Monday in February, the anniversary of the birthdays of Lincoln and Washington; the last Monday of May, commonly known as Memorial Day; the nineteenth day of June, commonly known as Juneteenth; the fourth day of July, commonly known as Independence Day; the first Monday in September, commonly known as Labor Day; the second Monday in October, commonly known as Native Americans’ Day; the eleventh day of November, known as Veterans’ Day; the fourth Thursday in November, commonly known as Thanksgiving Day; and the twenty–fifth day of December, commonly known as Christmas Day; and every day appointed by the President of the United States, or by the Governor of this state for a public fast, thanksgiving, or holiday shall be observed in this state as a legal holiday.

If the first day of January, the nineteenth day of June, the fourth day of July, the eleventh day of November, or the twenty–fifth day of December falls upon a Sunday, the Monday following is a legal holiday and shall be so observed; and if any such day falls upon a Saturday, the preceding Friday is a legal holiday and shall be so observed.

Source: SDC 1939, §§ 65.0404; SL 1941, ch 373; SL 1951, ch 470; SL 1953, ch 487, § 1; SL 1957, ch 498; SL 1971, ch 4; SL 1972, ch 5; SL 1974, ch 5; SL 1981, ch 2; SL 1983, ch 1, § 1; SL 1986, ch 7; SL 1990, ch 7, § 1; SL 2022, ch 1, § 1.