All businesses are required to pay at least $7.50 an hour, except retail and service businesses whose annual gross sales are less than $500,00.
Compensation for tipped employees must total at least $7.50 per hour. Employers are required to pay tipped employees at least 50 percent of minimum wage, or the amount necessary to total compensation at $7.50 an hour.
Missouri law does not allow the state's minimum wage to be lower than the federal minimum wage rate. The rate is calculated once a year and can vary depending on the previous year's Consumer Price Index.