<Table> <Tr> <Th_colspan="2"> The Constitution (Forty - second Amendment) Act, 1976 </Th> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th_colspan="2"> Parliament of India </Th> </Tr> <Tr> <Td_colspan="2"> An Act further to amend the Constitution of India . </Td> </Tr> <Tr> <Th> Citation </Th> <Td> 42nd Amendment </Td> </Tr> <Tr> <Th> Territorial extent </Th> <Td> India </Td> </Tr> <Tr> <Th> Enacted by </Th> <Td> Lok Sabha </Td> </Tr> <Tr> <Th> Date passed </Th> <Td> 2 November 1976 </Td> </Tr> <Tr> <Th> Enacted by </Th> <Td> Rajya Sabha </Td> </Tr> <Tr> <Th> Date passed </Th> <Td> 11 November 1976 </Td> </Tr> <Tr> <Th> Date assented to </Th> <Td> 18 December 1976 </Td> </Tr> <Tr> <Th> Date commenced </Th> <Td> 3 January 1977 </Td> </Tr> <Tr> <Th_colspan="2"> Legislative history </Th> </Tr> <Tr> <Th> Bill introduced in the Lok Sabha </Th> <Td> The Constitution (Forty - second Amendment) Bill, 1976 </Td> </Tr> <Tr> <Th> Bill published on </Th> <Td> 1 September 1976 </Td> </Tr> <Tr> <Th> Introduced by </Th> <Td> H.R. Gokhale </Td> </Tr> <Tr> <Th> Bill introduced in the Rajya Sabha </Th> <Td> Constitution (Forty - second Amendment) Bill, 1976 </Td> </Tr> <Tr> <Th> Bill published on </Th> <Td> 4 November 1976 </Td> </Tr> <Tr> <Th_colspan="2"> Repealing legislation </Th> </Tr> <Tr> <Td_colspan="2"> 43rd and 44th Amendments </Td> </Tr> <Tr> <Th_colspan="2"> Summary </Th> </Tr> <Tr> <Td_colspan="2"> Provides for curtailment of fundamental rights, imposes fundamental duties and changes to the basic structure of the constitution by making India a "Socialist Secular" Republic . </Td> </Tr> </Table> <Tr> <Th_colspan="2"> The Constitution (Forty - second Amendment) Act, 1976 </Th> </Tr>

When did fundamental duties get inserted into indian constitution