The Central Civil Services (Classification, Control & Appeal) Rules, 1965

7. GENERAL CENTRAL SERVICE:

Central Civil posts of any Group not included in any other Central Civil Service shall be deemed to be included in the General Central Service of the corresponding Group and a Government servant appointed to any such post shall be deemed to be a member of that Service unless he is already a member of any other Central Civil Service of the same Group.

Government of India Orders/Decisions:

(1) Notification [Deptt. Of Personnel & A.R. Notification No. 21/2/74-Estt. (D) dated 11.11.1975]
(2) Order [Deptt. Of Personnel & Training Order No. 13012/1/98-Estt. (D) dated 20.04.1998]
(2A) Order [Deptt. Of Personnel & Training Order No. 13012/1/98-Estt. (D) dated 29th July, 1998]
(3) Classification of Posts [Deptt. Of Personnel and Training OM No. 13012/1/98-Estt. (D), dated 12th June, 1998]
(4) Classification of Posts - Clarification [Deptt. Of Personnel & Training OM No. 11012/5/2000-Estt. (A) dated 10th May, 2000.]