Source: U.S. Department of Labor
Release: Minimum Wage Rate by State
State minimum wage applies only after a certain number of workers are employed, or a certain level of gross annual sales or receipts is reached by the employer.
For more information, visit https://www.dol.gov/whd/state/stateMinWageHis.htm
U.S. Department of Labor, State Minimum Wage Rate for Oklahoma [STTMINWGOK], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/STTMINWGOK, January 22, 2018.