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There are four types of electrical safety certificates:
• Electrical installation certificate
• Periodical test, inspection & report
• Domestic installation certificate
• Minor works certificate
Electrical installation certificate / Domestic
installation certificate
This is issued to the customer on the completion of
any electrical installation works. It details the type
of works undertaken; any deviations from the regulations
as listed in BS 7671, who designed, installed and tested
the works and when the next inspection is due.
Periodical test, inspection & report
This is used for the testing of existing electrical
installations that have come up for their next inspections
or for installations that do not have a current installation
certificate. It will detail most if not all of the deviations
that need to be addressed and will fall into four categories
/ codes.
• Code 1.
Major deviation from the regulations, immediate remedial
works are required and the system is unsafe to remain
in service in its present condition.
• Code 2.
Minor deviation from the regulations, remedial works
are required to the electrical installation, this should
be carried out soon and in there, present condition
does not provide immediate danger to life or property.
• Code 3.
Requires further investigation.
• Code 4.
Does not comply with BS 7671: as amended (2004)
Minor works certificate
This is used for small works like additional sockets
or lights that are not in special locations. A minor
works certificate cannot be used for the provision of
a new circuit.
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