Adalah dimaklumkan bahawa dokumen garis panduan Volume 1: Guidelines For The miantenance of Continuous Emission Monitoring System (CEMS) For Industrial Premise/ Facilities Version 6.0 Nov 2009 telah dikemaskini dan digantikan dengan Volume 1: Guidelines For The maintenance of Continuous Emission Monitoring System (CEMS) For Industrial Premise/ Facilities Version 7.0 Nov 2019