 There he filled in succession every office in the judicial and revenue departments across Punjab, and was rapidly promoted until 1867, when he resigned and returned to England, after having been a member of the Viceroy's Legislative Council and Home Secretary to the Government of India in 1864-65.Cust returned to England briefly on furlough and returned to work in Benares and Banda.For his work he was offered the high post of magistrate and collector at Delhi.