Collection of tax and non-remittance of the same within 3 months to the Government from the due date for remittance is considered to be an offence under Section 122(1)(iii) of the CGST Act, 2017 attracting penalty of an amount equal to the tax so collected or an ` 10,000/- whichever is higher
(ICAI FAQ PUBLICATIONS 06-09-2017 Penalty for certain offences: FAQ NO. 2)