Refrigerant License New Zealand

Approved Filler

The Approved Filler Test Certificate Course is for any person charging a compressed gas cylinder with compressed gas.


The following content will be covered in this course..

  • The different forms of compressed gases
  • The factors that trigger failure of a gas cylinder
  • The potential adverse effects associated with the different forms of compressed gases
  • The requirements of the Health and Safety at Work (Hazardous SubstancesRegulations 2017

Each participant completes a written and practical assessment, with successful attendees certified and issued with an Approved Filler Test Certificate (valid for 5 years) and a handy wallet-sized ID card.

PLEASE NOTE: This certificate will not include Ammonia Gas. 

Important Information

Please bring with you to the course:

  • A form of photo ID i.e. drivers licence
  • Pens
  • Calculator

Morning tea and light lunch will be provided.  Please contact RLNZ the week prior to your course date if you have any special dietary requirements.


A good command of the English language with proficiency in verbal and written communication is required. An Approved Filler Certificate cannot be issued unless this is the case.  This is in the interests of public safety.