<Table> <Tr> <Th colspan="2"> Rajya Sabha Council of States </Th> </Tr> <Tr> <Td colspan="2"> Emblem of India </Td> </Tr> <Tr> <Th colspan="2"> Type </Th> </Tr> <Tr> <Th> Type </Th> <Td> Upper house of the Parliament of India </Td> </Tr> <Tr> <Th> Term limits </Th> <Td> 6 years </Td> </Tr> <Tr> <Th colspan="2"> Leadership </Th> </Tr> <Tr> <Th> Chairman ( Vice-President ) </Th> <Td> Venkaiah Naidu , Independent Since 11 August 2017 </Td> </Tr> <Tr> <Th> Deputy Chairman </Th> <Td> P.J. Kurien , INC Since 21 August 2012 </Td> </Tr> <Tr> <Th> Leader of the House </Th> <Td> Arun Jaitley , BJP Since 2 June 2014 </Td> </Tr> <Tr> <Th> Leader of the Opposition </Th> <Td> Ghulam Nabi Azad , INC Since 8 June 2014 </Td> </Tr> <Tr> <Th colspan="2"> Structure </Th> </Tr> <Tr> <Th> Seats </Th> <Td> <P> 245 </P> <Ul> <Li> 233 Elected </Li> <Li> 12 Nominated </Li> </Ul> 5 Vacant ( 5 Elected Seats ) </Td> </Tr> <Tr> <Td colspan="2"> </Td> </Tr> <Tr> <Th> Political groups </Th> <Td> <P> Government coalition ( 84 ) National Democratic Alliance ( 84 ) </P> <Ul> <Li> BJP ( 56 ) </Li> <Li> JD ( U ) ( 10 ) </Li> <Li> TDP ( 6 ) </Li> <Li> SAD ( 3 ) </Li> <Li> SS ( 3 ) </Li> <Li> JKPDP ( 2 ) </Li> <Li> BPF ( 1 ) </Li> <Li> NPF ( 1 ) </Li> <Li> RPI ( A ) ( 1 ) </Li> <Li> SDF ( 1 ) </Li> </Ul> <P> Opposition Parties ( 161 ) United Progressive Alliance ( 63 ) </P> <Ul> <Li> INC ( 57 ) </Li> <Li> DMK ( 4 ) </Li> <Li> IUML ( 1 ) </Li> <Li> KC ( M ) ( 1 ) </Li> </Ul> <P> Janata Parivar Parties ( 5 ) </P> <Ul> <Li> RJD ( 3 ) </Li> <Li> INLD ( 1 ) </Li> <Li> JD ( S ) ( 1 ) </Li> </Ul> <P> Unaligned Parties ( 74 ) </P> <Ul> <Li> SP ( 18 ) </Li> <Li> AIADMK ( 13 ) </Li> <Li> AITC ( 12 ) </Li> <Li> BJD ( 8 ) </Li> <Li> CPI ( M ) ( 7 ) </Li> <Li> BSP ( 5 ) </Li> <Li> NCP ( 5 ) </Li> <Li> TRS ( 3 ) </Li> <Li> CPI ( 1 ) </Li> <Li> JMM ( 1 ) </Li> <Li> YSRCP ( 1 ) </Li> </Ul> <P> Others ( 19 ) </P> <Ul> <Li> Nominated ( 8 ) </Li> <Li> Independents ( 6 ) </Li> <Li> Vacant ( 5 ) </Li> </Ul> </Td> </Tr> <Tr> <Th colspan="2"> Elections </Th> </Tr> <Tr> <Th> Voting system </Th> <Td> Single transferable vote </Td> </Tr> <Tr> <Th> Last election </Th> <Td> 21 July and 08 August 2017 </Td> </Tr> <Tr> <Th> Next election </Th> <Td> Indian Rajya Sabha elections , 2018 </Td> </Tr> <Tr> <Th colspan="2"> Meeting place </Th> </Tr> <Tr> <Td colspan="2"> </Td> </Tr> <Tr> <Td colspan="2"> Chamber of Rajya Sabha , Sansad Bhavan , Sansad Marg , New Delhi , India </Td> </Tr> <Tr> <Th colspan="2"> Website </Th> </Tr> <Tr> <Td colspan="2"> rajyasabha.nic.in </Td> </Tr> </Table>
who is the present rajya sabha speaker of india
Venkaiah Naidu