Circular No. 263-Income Tax Whereas relief under clause (i) of sub-section (1) of section 33 of the Estate Duty Act, 1953 (34 of 1953), in respect of any one building in the occupation of a Ruler declared by the Central Government as his official residence under paragraph 13 of the Merged States (Taxation Concessions) Order, 1949, or paragraph 15 of the Part B States (Taxation