(i) that the productive powers of the land held by the tenant have been increased by fluvial action ; or
(ii) that the productive powers of the land held by the tenant have been increased by any improvement effected by or at the expense of the landlord ; or
(iii) that the area of the tenant's holding has been increased by alluvion or otherwise ; or 13
(iv) that the revenue rate payable by the landlord to the State Government in respect of the holding of the tenant has increased.
Procedure for enhancement of rent.
30.
A landlord of any holding desiring an enhancement of rent on any ground mentioned in section 29 may apply to the Deputy Commissioner stating the specific ground on which the claim for enhancement rests. The Deputy Commissioner shall there upon make the necessary inquiry, and may, for that purpose, cause an inspection of the land by a Revenue Officer, and shall thereafter pass such orders as deemed fit subject always to the maximum rate of rent laid down in section 28 of this Act:
Provided that-
(1) Where an enhancement is claimed under section 29(i), the Deputy Commissioner shall not take into account any increase in productive powers due to fluvial action, which is merely temporary or casual ;
(2) Where the enhancement is claimed under section 29(ii), the Deputy Commissioner shall have regard to actual increase in productive powers caused by the improvement, the cost of improvement, and also the increase or decrease, if any, in the cost of cultivation for utilising the improvement.
Grounds for reduction of rent.