A day's labor for employees is to the extent as is usual in the business in which they serve not exceeding ten hours in the day unless the employer and employee expressly agree to the contrary.
S.D. Codified Laws § 60-2-18
Day's labor defined
Source: CivC 1877, § 1161; CL 1887, § 3784; RCivC 1903, § 1480; RC 1919, § 1104; SDC 1939, § 17.0505; SL 1984, ch 332.
Official source: South Dakota Legislature. Reproduced from public-domain South Dakota statutes; confirm against the official source for the current text. Not legal advice.