Electrical installations above specified voltage and capacity levels, such as HT substations, DG sets, solar plants and large commercial buildings, need inspection and approval from the Electrical Inspector (CEIG or state inspectorate) before energisation under the Central Electricity Authority's safety regulations. Lower-voltage installations may be self-certified by the owner or a chartered electrical safety engineer where rules allow.
Installations covered
- HT and EHT substations
- DG sets above thresholds
- Solar power plants
- Lifts and large buildings
Process
- Submit drawings and test reports online.
- Pay inspection fee.
- Site inspection.
- Approval to energise.
Self-certification
Installations below notified voltage can be self-certified with test results.
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Get expert help →Periodic inspection
Installations are subject to periodic inspection as per regulations.
Frequently asked questions
Is CEIG needed for rooftop solar?
Depending on capacity and state rules; small rooftop systems are often exempt or self-certified.
Who is a chartered electrical safety engineer?
A professional authorised to certify installations under the regulations.
Can DISCOMs connect without CEIG?
For installations requiring approval, DISCOMs require it before connection.
How long does approval take?
Days to weeks depending on inspection scheduling.
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