Section 15(2)(d) in Gujarat Civil Services (Conduct) Rules, 1971
(d)take part in the registration, promotion or management (not involving the holding of an elective office) of a literacy, scientific or charitable society or of a club or similar organization, the aims or objects of which relate to promotion of sports, cultural or creation activities registered under the Societies Registration Act, 1860 (21 of 1860) or any other law for the time being in force, or