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National Measurement Institute

Application for pattern approval

Use this form for new certificates, variations to existing certificates, provisional certificates, cancellations and reviews. You can also use this form to request instrument test reports (non-pattern approval testing) or consultation services.

If you are applying for a new certificate, you will need to complete the credit check application form. 

Learn more about pattern approval and the services we offer.

Before you begin

Read the approval and certification procedures.

Collect all documents related to your instrument, including:

  • instrument specifications
  • model number
  • capacities
  • operator manuals
  • test results/test reports
  • technical manuals
  • circuit diagrams
  • board layout diagrams
  • parts lists and mechanical overview (exploded views)
  • proposed sealing methods and nameplate layouts.

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