Validity of composition levy opted by registered person :
The option exercised by a registered person to pay tax under section 10 shall remain valid so long as he satisfies all the conditions mentioned in the said section and these rules – rule 4(1) of Composition Rules – rule 4(1) of Composition Rules.
The person referred to in rule 4(1) shall be liable to pay tax under section 9(1) from the day he ceases to satisfy any of the conditions mentioned in section 10 or these rules and shall issue tax invoice for every taxable supply made thereafter and he shall also file an intimation for withdrawal from the scheme in form GST CMP- 04 within seven days of occurrence of such event – rule 4(2) of Composition Rules.