82. Standards for the control of noxious smells. 83. Prohibition against littering. 84. Repealed 85. Repealed 86. Repealed PART X ENVIRONMENTAL PLANS 87. National Environmental Plan. 88 Contents of National Plan. 89. Invitation of public comment. 90. Confirmation of National Plan. 91. Operative National Plan to be open to public. 92. Effect of operative National Plan. 93. Changes to operative National Plan. 94. Review and replacement of operative National Plan. 95. Local authority environmental action plan. 96. Environmental management plans. PART XI ENVIRONMENTAL IMPACT ASSESSMENT, AUDIT AND MONITORING OF PROJECTS 97. Projects for which environmental impact assessment required. 98. Developer to submit prospectus. 99. Contents of environmental impact assessment report. 100. Consideration of environmental impact assessment report and issue of certificate. 101. Period of validity of certificate. 102. Register of certificates. 103. Transfer of certificates prohibited. 104. Amendment, suspension or cancellation of certificate. 105. Developer to notify Director-General if project not implemented or altered. 106. Environmental audit of projects. 107. Developers to minimise adverse effect of projects on environment. 108. Inspection of environmental impact assessment reports. PART XII CONSERVATION AND IMPROVEMENT OF ENVIRONMENT 109. President may set aside State land or acquire other land for environmental purposes. 110. President may set aside areas of Communal Land for environmental purposes. 111. Minister may construct works. 112. Apportionment of costs of works constructed in terms of section 115. 113. Protection of wetlands. 4