Section 786(d) in Police Regulations, Bengal , 1943
(d)The Secretary of State has sanctioned the renewal of the uniform grant at intervals of ten years from the date of appointment or from the date on which the uniform is first maintained whichever is later. At intervals of seven years from the date on which a horse is first maintained the grant for horse and saddlery shall, if the Provincial Government considers that he should maintain a horse, be renewed on the officer certifying that he maintains and has ordinarily maintained a horse for the past seven years.