lat.Dr.Meghanad Sahani as president of the committee reformed by govt. of India has requested for this

 BHARATYA RASHTRIYA CALANDER.

chaitra 30/31 days (begin from 22/21 march) (during leap year chaitra of 31 days)

vaishakh 31 days (begin from 21 april)

jyeshtha 31 days (begin from 22 may)

ashadh  31 days (begin from 22 June)

sravan 31 days (begin from 23 July)

bhadrapad 31 days (begin from 23 august)

ashvin 30 days (begin from 23 sept)

kartik 30 days (begin from 23 oct)

margashirsh -agrahayan 30 days (begin from 22 nov)

poush 30 days (begin from 22 dec)

maha 30days (begin from 21 jan

falgun 30 days (begin from 20 feb)

chaitra 30/31 days (begin from 22/21 march)