MINISTRY OF ENVIRONMENT AND WATER MINISTRY OF ENVIRONMENT AND WATER MINISTRY OF HEALTH REGULATIONNo:9 from May 3, 1999on LIMIT VALUES FOR SULPHUR DIOXIDE, NITROGEN DIOXIDE, FINE PARTICULATE MATTER AND LEAD IN AMBIENT AIR Chapter One GENERAL PROVISIONS Article1. ThisRegulation sets forth provisions concerning:1. Theestablishment of limit values for the levels of sulphur dioxide, nitrogendioxide, fine particulate matter and lead in ambient air;2. Theestablishment of alert thresholds for sulphur dioxide and nitrogen dioxide inambient air;3. Theassessment of sulphur dioxide, nitrogen dioxide, fine particulate matter andlead levels in ambient air, including the registration, validation and storageof results and data in accordance with the corresponding provisions ofRegulation No:7 on ambient air quality assessment and management (StateGazzette No:45 from 1999);4. disseminationto the population of adequate information concerning levels of sulphur...