law: Specific Relief Act, 1963
  19. Relief against parties and persons claiming under them
  
  by subsequent title
  Except as otherwise provided by this Chapter, specific
  
  performance of a contract may be enforced against-
  (a) either party thereto;
  (b) any other person claiming under him by a title arising
  
  subsequently to the contract, except a transferee for value who has paid his
  
  money in good faith and without notice of the original contract;
  (c) any person claiming under a title which, though prior to the
  
  contract and known to the plaintiff, might have been displaced by the
  
  defendant;
  (d) when a company has entered into a contract and subsequently
  
  becomes amalgamated with another company, the new company which arises out of
  
  the amalgamation;
  (e) when the promoters of a company have, before its
  
  incorporation, entered into a contract for the purpose of the company and such
  
  contract is warranted by the terms of the incorporation, the company:
  PROVIDED that the company has accepted the contract and
  
  communicated such acceptance to the other party to the contract.