N.D. Cent. Code § 49-10.1-15: Semimonthly pay to railroad employees

All railroads doing business within this state are required to pay their employees, at least semimonthly, the wages earned by them within fifteen days of the date of such payment unless prevented by inevitable casualty. Whenever an employee shall be discharged, the employee's wages shall be paid to the employee at the time of the employee's discharge or whenever the employee shall demand the same thereafter.