4. The Government may relax the limitations imposed by Article 3, to such extent and subject to such conditions as it thinks fit, in the following cases, namely:- (a) a co-operative society of farmers where the members thereof surrender their ownership in the lands unconditionally to the society and cultivate the lands themselves; (b) land used for cultivation of tea, rubber or coffee ¹[or covered by orchards]; (c) an industrial concern holding land for the production of raw materials for manufacture of commodities in its own factories; (d) any other case where such relaxation is considered necessary in the public interest.