4.4. Verification of conformity by examination and testing of every instrument U.K.
4.4.1.All instruments shall be individually examined and appropriate tests set out in the relevant harmonised standard(s), and/or equivalent tests set out in other relevant technical specifications, shall be carried out in order to verify conformity with the approved type described in the EU-type examination certificate and with the appropriate requirements of this Directive.U.K.
In the absence of such a harmonised standard, the notified body concerned shall decide on the appropriate tests to be carried out.
4.4.2.The notified body shall issue a certificate of conformity in respect of the examinations and tests carried out, and shall affix its identification number to each approved instrument or have it affixed under its responsibility.U.K.
The manufacturer shall keep the certificates of conformity available for inspection by the national authorities for 10 years after the instrument has been placed on the market.