Missouri employment law compliance requirements

Missouri employers with 20 or more employees must provide unpaid, job-protected leave to employees who are victims of domestic or sexual violence, or who have a family or household member who is a victim.

Mo. Rev. Stat. § 285.630 · effective Aug 2021 · source

Sexual harassment is a form of sex discrimination prohibited under Title VII.

42 U.S.C. § 2000e-2 · effective Jan 2020

Prohibits employment discrimination based on race, color, religion, sex, or national origin.

42 U.S.C. § 2000e et seq. · effective Jan 2020

WARN notices must include: whether closing/layoff is permanent or temporary, expected date, whether bumping rights exist, name/contact for company representative.

29 U.S.C. § 2102 · effective Jan 2020

Applicable Large Employers (50+ full-time and full-time-equivalent employees) must offer affordable, minimum-value health coverage to full-time employees and their dependents or risk an employer shared responsibility payment.

26 U.S.C. § 4980H · effective Jan 2015

Agreement must advise employee to consult with attorney

29 U.S.C. § 626(f)(1)(E) · effective Oct 1990

Eligible employees entitled to 12 weeks unpaid leave

29 U.S.C. § 2612(a)(1) · effective Aug 1993

Employers must maintain anti-harassment policies

42 U.S.C. § 2000e-2 · effective Jul 1964

Beginning May 1, 2025, Missouri employers must provide earned paid sick leave to employees. Employers with 15 or more employees must allow accrual of up to 56 hours per year, and smaller employers must allow up to 40 hours per year.

Mo. Rev. Stat. § 290.522 · effective May 2025 · source

Missouri employers must conspicuously display state-mandated posters in the workplace, including the Minimum Wage, Unemployment Benefits, and Discrimination in Employment posters.

Mo. Rev. Stat. § 290.522, § 288.130, and § 213.020 · effective Jan 2019 · source

Employees are entitled to up to three hours of paid leave to vote on an election day if they do not have three consecutive non-working hours while the polls are open. The employee must request this leave prior to election day.

Mo. Rev. Stat. § 115.639 · effective Jan 1977 · source

Employers must provide 60 days advance notice of plant closings (50+ employees) or mass layoffs (500+ or 50-499 if 33% of workforce).

29 U.S.C. § 2101 et seq. · effective Jan 2020

60 days advance notice for plant closings and mass layoffs

29 U.S.C. § 2102 · effective Feb 1989

When an employee is discharged or terminated, all unpaid wages are due immediately on the date of discharge. If the employer fails to pay within seven days of a written request, statutory penalties accrue.

Mo. Rev. Stat. § 290.110 · effective Aug 1997 · source

Employees 40+ must be given 21 days to consider individual severance agreements

29 U.S.C. § 626(f)(1)(F)(i) · effective Oct 1990

Employees 40+ in group terminations must be given 45 days to consider

29 U.S.C. § 626(f)(1)(F)(ii) · effective Oct 1990

Employees 40+ must be given 21 days to consider a separation agreement that includes a release of age discrimination claims.

29 U.S.C. § 626(f)(1)(F) · effective Jan 2020

In group terminations, employees 40+ must be given 45 days to consider a separation agreement.

29 U.S.C. § 626(f)(1)(H) · effective Jan 2020

Missouri's minimum wage is adjusted annually based on changes in the Consumer Price Index. Effective January 1, 2025, the state minimum wage is set at $13.75 per hour.

Mo. Rev. Stat. § 290.502 · effective Jan 2025 · source

Federal minimum wage rate

29 U.S.C. § 206(a)(1) · effective Jul 2009

Employers with seven or more employees must provide a signed 'service letter' within 45 days of receiving a written request from a former employee. The letter must detail the employee's tenure, duties, and the true reason for separation.

Mo. Rev. Stat. § 290.140 · effective Aug 1982 · source

Group terminations must disclose job titles and ages of affected employees

29 U.S.C. § 626(f)(1)(H) · effective Oct 1990

Applicable Large Employers (50+ full-time and full-time-equivalent employees) must file annual information returns (Forms 1094-C and 1095-C) with the IRS and furnish Form 1095-C to each full-time employee.

26 U.S.C. § 6056 · effective Jan 2015

Private employers with 100 or more employees (and certain federal contractors with 50 or more) must annually file the EEO-1 Component 1 Report with the EEOC, reporting workforce demographic data by job category, sex, race, and ethnicity.

42 U.S.C. § 2000e-8(c) · effective Jan 1966

Employees 40+ must have 7 days to revoke after signing

29 U.S.C. § 626(f)(1)(G) · effective Oct 1990

Overtime pay for hours worked over 40 in a workweek

29 U.S.C. § 207(a)(1) · effective Oct 1938

Missouri law establishes specific statutory parameters for the enforceability of post-employment covenants, including a statutory presumption of reasonableness for certain non-solicitation agreements.

Mo. Rev. Stat. § 431.202 · effective Jul 2001 · source