The Seafarer Act Article 84-1
When the employer hiring any foreign national seafarers violates the regulations stipulated in Article 25-1 concerning the duties, employment, revocation and cancellation of permission, or employment management, their eligibility to apply for hiring foreign national seafarers shall be suspended for three months or more up to five years, depending on severity of the offense.For the penalties provided by the preceding paragraph, when the employer hiring any foreign national trainees violates the trainee ratio stipulated in Article 25-2, shall be applied.