34D.—Where an application for permission for renewable energy development, repowering development, relevant solar energy development or small-scale solar energy equipment development is made to a planning authority under section 34, the planning authority shall, within 45 days of the receipt of the application—

(a) where it is satisfied that the application includes all the information required to process the application, acknowledge the completeness of the application by notice in writing to the applicant, or

(b) where it is not so satisfied, by notice in writing to the applicant request the applicant to submit a complete application without undue delay.]