Section 4A says that National Park Authorities (not all National Parks) are the sole local planning authority for the area of the Park except for functions in ss 198 to 201, 206 to 209 and 211 to 215 where the district planning authority for an area in the park shall share functions with the national park authority, who in such cases retain all their legal functions. Section 5 makes similar provision as 4A for the Broads Authority for land in that area. However, only for the purposes of Chapter I of Part VIII (Trees: Ss 197-214D) and sections 249, 250 and 300. Section 6 makes similar provision as 4A for Enterprise Zone Authorities for land in that area for such functions as a statutory Order may prescribe. Sections 7 to 8A make similar provision as 4A for Urban Development Corporations under the Local Government, Planning and Land Act 1980, Housing Action Trusts under Housing Act 1988 and the Urban Regeneration Agency under the Leasehold Reform, Housing and Urban Development Act 1993 for their respective areas to the extent an appropriate order directs.