Section 263: Inquiry Officer
Inquiry Officer.
263. The prescribed authority shall, unless it proposes to conduct the inquiry itself, appoint an Inquiry Officer, not below the rank of an Assistant Commissioner of Income-tax, to conduct the inquiry and shall inform the authorised income-tax practitioner of the appointment of such an Inquiry Officer.
Source: official text of Income-tax Rules, 2026 as published on India Code (PDF). All sections of Income-tax Rules, 2026.