Section 166(2) in The United Provinces Tenancy Act, 1939
(2)No claim for compensation on account of improvements shall be entertained unless it is made in accordance with the provisions of this section, provided that if the tenant appears after the expiry of the period specified in the notice and satisfies the tahsildar either that the notice was not served on him or that he had sufficient cause for non-appearance within such time, the tahsildar shall entertain any claim made by him for compensation.