Section 130(2) in The Central Goods and Services Tax Rules, 2017
(2)The [Directorate General of Anti-profiteering] [Substituted 'Director General of Safeguards' by Notification No. G.S.R. 611(E), dated 6.7.2018 (w.e.f. 19.6.2017).] may require the parties providing information on confidential basis to furnish non-confidential summary thereof and if, in the opinion of the party providing such information, the said information cannot be summarised, such party may submit to the [Director General of Anti-profiteering] [Substituted 'Director General of Safeguards' by Notification No. G.S.R. 611(E), dated 6.7.2018 (w.e.f. 19.6.2017).] a statement of reasons as to why summarisation is not possible.