Home Electrical Safety ‹ Home Electrical Safety 1. ST(IP/JKE)KE/19/05 JLD4(25): Guidelines on the Adoption of the Validity Period for Test Reports for New Applications and Renewal of Certificate of Approval (CoA) Based on Risk Category of Electrical Equipment 2. No. 01/2014: Upgrading of Certificate for Chargeman Categories A4-2, A4-1 to A4 or BO-2, BO-1 to BO and Termination of Examination and Issuing of Certificate for Chargeman Categories A4-2, A4-1, BO-2 and BO-1 3. ST (IP/JKE) KE/06/09: Announcement: Determination of one (1) Certificate of Approval (COA) for one (1) model of electrical equipment 4. No. 01/2011: Implementation of the Competency Examination System by the Accredited Institutions 5. No. 02/2010: Standardisation of Form for Testing and Calibration of Protective Relay and Device Policy Categories Circulars