Gas, Oil, Plumbing, Electrical, Renewable Energy, Solid Fuel. Training and Assessment Centre
Gas, Oil, Plumbing, Electrical,Renewable Energy, Solid Fuel.Training and Assessment Centre 

Commercial to Domestic Natural Gas Changeover CoCDN1

Assessment Information

Training and assessment to enable those who currently perform commercial natural gas work, to expand their range of work into the domestic field. Having obtained this qualification, candidates will then be able to apply for the domestic appliance assessments that relate to candidates work, to enable you to work unsupervised in domestic property.

Course Content

This course is for commercial gas operatives to change over to CCN1 Domestic gas. You will study the following BS5440 Part 1 2008 Specification for the installation and maintenance of chimneys, BPEC Domestic gas safety manual.You will be taught through a mixture of classroom learning and practical workshops.


This course is to help the engineer with a current ACS CoCN1 qualification to achieve the first component of the ACS (Accredited Certification Scheme for Individual Gas Fitting Operatives) relative to domestic work.


You must have a current ACS COCN1 certificate


You will need to bring with you

  • Candidate name and address
  • Candidate National Insurance number
  • 2 passport sized photographs
  • Copies of relevant qualifications and/or evidence of gas work experience
  • A declaration of the category for the individual making the application
  • First-time applicants will also be required to provide an acceptable  form of photographic identification e.g. a passport or driving licence

Oxford Energy Academy Ltd

Avenue One

Station Lane



OX28 4XZ


Tel: 01993 771155

email: or



Reception hours

A team member will be available to talk to you from

8.30am to 5.00pm        Mon to Fri.                    


You can also use our Contact Form.



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