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During the pattern approval process (in other countries this is sometimes called type approval) NMI examines the pattern (design) of an instrument to ensure that it is fit for use for trade or other legal purposes. Examination involves:
On successful completion of the pattern approval process, you will be issued with a certificate of approval which is valid for five years and contains an approval number. Production instruments must be:
Click here for a fact sheet on details of the next steps after pattern approval.
We issue certificates for:
We also issue OIML basic certificates of conformity. These certificates are accompanied by a NATA endorsement certificate and test report, and state that the instrument evaluated complies with the requirements of an OIML recommendation for patterns of instruments in use for trade. We issue OIML certificates for: