ACS Change Over Domestic Core to Commerical Core (CODNCO1)

Course Information

  • Course Code: G823
  • Duration: 12 hours
  • Validated by: NIC
  • Study mode: Part Time
  • Price: £231.00

Start Dates


*Dates are available upon request, please contact 01254 292451 or email for further information*

This assessment will enable gas engineers who hold (CCN1) Core in Domestic Gas Safety to expand their scope of work to and include Commercial gas.

What will I study?

Training is available prior to carrying out the assessment if required.

Entry Requirements

Must already be accredited with Core Domestic Gas Safety (CCN1).

How will I be assessed?

Candidates will complete a series of written and practical assessment.

What can I do next?

Candidates may consider looking at  other ‘change overs’ i.e.  LPG, Catering and other  appliances  to expanding their scope of work.

We offer a wide range of Gas courses, click here for further information, alternatively contact the Gas team on 01254 292451/01254 292500 or email 

For more information

For more information about this course, contact our specialist team on 01254 29 25 00 or email