Telecom Regulatory Authority Of India - Subsection
Section 2(1)(j) in The Telecom Regulatory Authority of India (Contributory Provident Fund) Rules, 2003
(j)"Family" means, -(i)in the case of a male subscriber, his wife or Wives, children, parents, minor brothers, unmarried sisters, deceased son's widow and children and where no parent of the subscriber is alive, a paternal grand parent: