PART XI - TARIFF REGULATION 90. Scope. 91. Price Cap. 92. Applications for approval of tariffs 93. Notice on tariffs. 94. Decision on Tariffs 95. Investigation and suspension of tariffs. 96. Tariffs (file and use) PART XII - REPORTS, INVESTIGATIONS, INSPECTIONS AND ENFORCEMENT 97. Annual reports. 98. Investigations. 99. Inspection. 100. Enforcement of licence conditions. PART XIII – MISCELLANEOUS PROVISIONS 101. Roaming agreements. 102. Registration of telecommunications contractors and vendors. 103. Fees. 5