Review and revision of development plan or zonal development plan

(1) The Director may, suo motu, undertake the review and evaluation of the development plan or if so required by the State Government, shall undertake the review and evaluation of the development plan. (2) The Director may, if necessary, propose modifications of the plan under sub-section (1). (3) The Director shall, if so required by the State Government, undertake the proceedings for review of any investment unit of any development plan and propose modifications. (4) The local authority may, suo motu, or if so required by the State Government or the Director, undertake the review and evaluation of the zonal development plan. (5) The provisions of sections 18 and 19 shall, as far as may be, apply to the modifications under sub-section (2), to the review and modification under sub-section (3) and to the review and evaluation under sub-section (4) as they apply in relation to the preparation, publication and approval of a development plan. Explanation -- For the purposes of this section, "investment unit" means the area shown as an investment unit in the development plan. Modification to criteria for Review or modification; change in duration from one year to three years and three years to five years.