146BB.—(1) Subject to subsection (3), where a request for a material alteration of the terms of renewable energy development or repowering development is made to An Coimisiún Pleanála under section 146B, a determination on the request shall be made under section 146B(3)(b)(ii) before the expiry of the relevant period.

(2) The relevant period referred to in subsection (1) is —

(a) in the case of renewable energy development with an electrical capacity of 150kW or more, 52 weeks from the date of the notice referred to in section 146BA(a), or

(b) in the case of renewable energy development with an electrical capacity of less than 150kW or repowering development, 30 weeks from the date of the notice referred to in section 146BA(a).

(3) Where An Coimisiún Pleanála considers that consent should nevertheless be given for the development for imperative reasons of overriding public interest in accordance with section 177AA, a determination on the request under section 146B(3)(b)(ii) shall be made before the expiry of —

(a) in the case of renewable energy development with an electrical capacity of 150kW or more, 2 years from the date of the notice referred to in section 146BA(a), or

(b) in the case of renewable energy development with an electrical capacity of less than 150kW or repowering development, one year from the date of the notice referred to in section 146BA(a).]