Rate of Tax — By way of G.O.No.Ms.No.296, Finance (Salaries) Department, dated 09.10.2017, the respondent Board was directed to initiate the negotiation with the existing contractors before entering into supplemental agreements and hence, it is always open to the petitioner to appear before the respondent concerned and submit his objection before entering into any supplemental agreement.— The Indian Hume Pipe Co. Ltd. vs. Government Of Tamil Nadu.[2019] 13 TAXLOK.COM 086 (MAD)