Section 18A(6) in The Karnataka Tax on Professions, Trades, Callings and Employments Act, 1976
(6)Notwithstanding that a petition has been preferred under sub-section (1), the tax shall be paid in accordance with the assessment made in the case:Provided that if as a result of the petition, any change becomes necessary in such assessment, the High Court may authorise the assessing authority to amend the assessment and the assessing authority shall amend the assessment accordingly and thereupon the amount paid in excess by the assessee shall be refunded to him without interest or the additional amount of tax due from him shall be collected in accordance with the provisions of the Act, as the case may be.