Section 23(1)(b) in The Chhattisgarh Vanijyik Kar Niyam, 1995
(b)a registered dealer, required to file a return for any year under clause (b) of sub-rule (1) of Rule 19 and who desires to furnish a revised return under sub-section (3) of Section 26 shall do so at any time before his assessment of the year to which such return relates :