A wireman must apply for certificate of competency in order to be authorized and allowed to install electrical wiring at residential and commercial premises. Certificate of Competency as a Wireman is a certification that recognizes a person who has: a) sufficient experience in relation to electrical wiring for at least 1 year; and b) successfully attended the wireman course at accredited institution and passed the theory, practical and Electricity Ordinance and Electricity Rules (EOER) examinations. There are two categories of wireman: a) Wireman First Grade - allowed to install and supervise single phase and three phase electrical wiring system. b) Wireman Second Grade - allowed to install and supervise single phase electrical wiring system. Electrical wiring must be done by a certified wireman to ensure the wiring system is safe and meet current practice standards.

The application is required to submit the supporting documents below:
1) Passport-sized photograph.
2) Mykad and/or passport
3) Work permit (required for non-Sarawakian only)
3) Educational/vocational certificates and transcripts of subjects.
4) Competency certificates currently in possession.
5) Details of relevant courses attended.
6) Details of working experiences.
7) Photocopy of emergency response/first aid certificates, if any.

This service can be obtain through the following channels:

1. Online (web only)
2. Electrical Inspectorate Unit Office, Ministry Of Utilities.

The charges are RM30.  If the payment mode is bank draft or postal order, it must be paid to "Kerajaan Negeri Sarawak".