12. Recruitment by promotion.

(i) From Senior Artist to Exhibition Officer;
(ii) From Senior Artist-cum-Draftsman/Artist-cum-Photographer to Senior Artist;
(iii) From Primary Investigators/Computers/Data Entry Operators/Punch Supervisor/Operator to Sub-Inspector of Statistics; and
(iv) From Field Assistants/Verifiers/Punchers/Key Punch Operators to Primary Investigators/Computers/Data Entry Operators/Punch Supervisors and Operators.
(a) rendered service for a continuous period of 5 (five) years in his respective existing cadre, and
(b) successfully undergone such training and has passed such departmental examination as may be prescribed by the Government for this purpose.