Regulation 23 Provision of relevant information
Any authority, body or person mentioned in Schedule 4 who have been informed under regulation 8 or 15 that a person is proposing to make or has made an application to which regulation 6 applies and the planning authority themselves shall, if requested by the applicant or appellant, or may without any such request, enter into consultation with him with a view to ascertaining whether they have any information in their possession which he or they consider relevant to the preparation of the environmental statement and shall make any such information available to him.