Section 206(a) in The United Provinces Tenancy Act, 1939
(a)the rights of a grove-holder shall, subject to the provisions of clauses (a) and (b) and clauses (d) to (f) of Section 45, which shall apply to grove-holders as they apply to tenants, subsist so long as grove land retains its character as such. On the land ceasing to be grove-land the holder shall become a hereditary such land;