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Occupational diving

Processing times for Diving Certificates of Competence (CoC)

WorkSafe aims to process Diving Certificates of Competency (CoC) applications within 20 working days of receipt. Note however that our offices will be closed from 23 December 2016 until 4 January 2017.

  • Applicants for new CoC's and CoC renewals are advised to make their applications early to avoid disappointment. Applications received after 16 December 2016 may not be processed before the New Year.
  • Applicants should carefully read the application form as there is important information about the evidence that must be provided with your application. 
  • Further guidance is available in the Guidelines for Occupational
    Diving [PDF 705KB]
  • If you have any questions about the CoC process, please email Emails received after 23 December 2016 will not be responded to until our offices reopen on 4 January 2017.


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Last updated 12 December 2016


On Monday 4 April 2016, the New Health and Safety at Work Act 2015 (HSWA) came into effect.

HSWA repeals the Health and Safety in Employment Act 1992, with immediate effect.

All references to the 1992 Act on this website and within our guidance will be progressively removed.

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