<Table> <Tr> <Td> </Td> <Td> It has been suggested that Bikrami calendar be merged into this article . (Discuss) Proposed since October 2017 . </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> It has been suggested that Bikrami calendar be merged into this article . (Discuss) Proposed since October 2017 . </Td> </Tr> <P> Vikram Samvat (Nepali: विक्रम सम्वत्) (abbreviated as V.S. (or VS) or B.S. (or BS)); Listen (help info)) is the historical and official Hindu calendar of Nepal . It uses lunar months and solar sidereal year (see: Vedic time keeping). </P> <P> The Vikram Samvat has two alternative systems, one in Nepal, and the other in western and south India . It started in 56 BCE in southern (purnimanta) and 57--56 BCE in northern (amanta) systems of Hindu calendar . The Shukla Paksha in both systems coincides, most festivals occur in the Shukla Paksha . The era is named after King Vikramaditya of India . </P>

Bikram sambat is national calendar of which country