Section 21(5) in The Punjab Value Added Tax Act, 2005
(5)When any person, who was registered before the appointed day under the repealed Act, and continues to be so registered on the day, immediately before such appointed day, and is liable to pay tax under this Act on such appointed day, the designated officer shall, within thirty days of receipt of application in the prescribed form, issue to such person, in the prescribed manner, a fresh registration under this Act for VAT or TOT, as the case may be.