Act for Settlement of Labor-Management Disputes Article 53
Industrial dispute actions cannot be undertaken unless a mediation of labor-management dispute is not successfully concluded; for the rights dispute, strike is not allowed.If the Central Competent Authority decides that an employer or employer organization is in violation of Article 35 of the Labor Union Act or Paragraph 1 to Article 6 of the Collective Agreement Act, the labor union may undertake industrial dispute actions in accordance with the Act.