Yes, it is required that the existing tax registrations be migrated to the GST registration on the GST common portal. All existing taxpayers currently registered under any State or Central laws like Value Added Tax Act, Central Excise Act, Service Tax, Entry Tax, Luxury Tax, Entertainment Tax (except levied by local bodies) are required to enroll under GST.

This is essential from a business continuity perspective and will facilitate the availment of transitional credits.

The last date for enrolment was 30 April 2017, however, it is expected that the portal will reopen for migration post 1 June 2017.