law: The Bird and Company Ltd. (Acquisition and Transfer of Undertakings and other Properties) Act, 1980
  Chapter V
  Provision Relating to Employees of The Company
  11. Continuance of employees.-
  (1) Every employee of the Company, employed in connection with any undertaking owned by it, shall, on and from the appointed day, become an employee of the Central Government, and where such undertaking is vested in a Government company under this Act, become, on and from the date of such vesting in such Government company, an employee thereof and shall hold office or service under the Central Government or the Government company, as the case may be, with the same rights and privileges as to pension, gratuity and other matters as would have been admissible to him if there had been no such vesting and shall continue to do so unless and until his employment under the Central Government or the Government company, as the case may be, is duly terminated or until his remuneration and other conditions of service are duly altered by the Central Government or the Government company, as the case may be.
  (2) Notwithstanding anything contained in the Industrial Disputes Act, 1947 (14 of 1947), or in any other law for the time being in force, the transfer of the services of any officer or other person employed in any undertaking owned by the Company to the Central Government or the Government company shall not entitle such officer or other employee to any compensation under this Act or any other law for the time being in force and no such claim shall be entertained by any court, tribunal or other authority.