You can't employ workers less than 18 years of age in Jamaica. Overtime pay in Jamaica is calculated is 1.5 times of the regular pay.Overtime is defined as work exceeding 40 weekly hours, work on a rest day, or work on a holiday. Employers and employees must agree on how payments will be made. Jamaica's labor law allows employers and employees to define normal working hours up to a maximum of 12 hours per 24 hour period and up to 40 hours per week. Labor Laws and Regulations: The primary legislation governing employment in Jamaica is the Labour Relations and Industrial Disputes Act. In the period of an employee's work between 110 and 220 days, they receive 1 day of vacation leave for every 22 days of work. Employment in Jamaica. Labor laws in the Commonwealth Caribbean, particularly Jamaica, have depended primarily on legislative efforts in industrial relations. Jamaica's labor laws cover three broad categories: employment law, industrial relations law, and industrial safety law.