කාර්මික සම්බන්දතා Industria Disputes (hearing and determination of proceeding) (Special Provisions) Act Trade Unions Ordinace I Trade Unions Ordinance II Termination of Employment of Workmen (Special Provisions) Act Industrial Disputes Act Industrial Disputes Act Regulations මූලාශ : කම්කරු දෙපාර්තුමේන්තුව