Section 187A(1) in The U.P. Zamindari Abolition and Land Reforms Act, 1950
(1)When the Collector has reasons to believe upon information or otherwise that any land the area whereof exceeds twelve and half acres or such higher limit as may be prescribed for any district included in the holding of a bhumidhar [* * *] has not been used for three consecutive years immediately preceding for a purpose connected with agriculture, horticulture or animal husbandry which includes pisciculture and poultry farming, he may, unless a declaration under Section 143 has been obtained in respect thereto, require the bhumidhar [* * *] [Omitted by U.P. Act No. 8 of 1977 (w.e.f. 28.01.1977).] thereof to show cause why the land be not let out for purposes of agriculture to any person.