law: Registration Act, 1908
  40. Persons entitled to present Wills and authorities to
  
  adopt
  (1) The testator, or after his death any person claiming as
  
  executor or otherwise under a will, may present it to any Registrar or
  
  Sub-Registrar for registration.
  (2) The donor, or after his death the donee, of any authority to
  
  adopt, or the adoptive son, may present it to any Registrar or Sub-Registrar
  
  for registration.