(1) The certificate of registration issued to a casual taxable person or a non-resident taxable person shall be valid for a period of ninety days from the effective date of registration.
Provided that the proper officer may, at the request of the said taxable person, extend the aforesaid period of ninety days by a further period not exceeding ninety days.
(2) Notwithstanding anything to the contrary contained in this Act, a casual taxable person or a non-resident taxable person shall, at the time of submission of application for registration under sub-section (1) of section 19, make an advance deposit of tax in an amount equivalent to the estimated tax liability of such person for the period for which the registration is sought:
Provided that where any extension of time is sought under sub-section (1), such taxable person shall deposit an additional amount of tax equivalent to the estimated tax liability of such person for the period for which the extension is sought.
(3) The amount deposited under sub-section (2) shall be credited to the electronic cash ledger of such person and shall be utilized in the manner provided under section 35.