As per West Bengal Services (Appointment, Probation and Confirmation) Rules, 1979 vide G.O. No. 6060-F dated 25.06.1979, an employee Shall be deemed to be on probation on completion of continuous temporary service for two years after his initial appointment in a post of service or cadre and Shall be confirmed and made permanent on satisfactory completion of the period of probation.
As per G.O. No. 5225-F dated 17.05.1995, confirmation will be made only once in the services of Government employee which will be in the entry post / service / cadre provided further confirmation shall be necessary when there is fresh entry subsequently in any other post / service / cadre by way of direct recruitment or otherwise.