Advance ruling procedure clarifies application, form and fee requirements and rights to withdraw or seek non proceeding. Advance ruling applicants must file the prescribed form in quadruplicate identifying the specific question(s), relevant facts, and the applicant's legal interpretation; provide PAN/Aadhaar and jurisdictional details where applicable; sign and annex required documents; attach proof of fee payment made via the Government receipts portal; defective applications may be returned for rectification and are deemed filed on resubmission; and applicants have a time-limited right to withdraw or to request non-proceeding of a transferred application under the recent amendment.