Income Tax Act, 1961
Section 269UN.ORDER OF APPROPRIATE AUTHORITY TO BE FINAL AND CONCLUSIVE.
Save as otherwise provided in this Chapter, any order made under sub-section (1) of section 269UD or any order made under sub-section (2) of section 269UF shall be final and conclusive and shall not be called in question in any proceeding under this Act or under any other law for the time being in force.