KB Associates Pte Ltd (KBA) are currently approved by IMCA to carry out the Experienced Surface Supplied Diver (Air) assessment. Individuals who successfully complete the assessment programme receive a KB Associates Pte Ltd certificate bearing their photograph. These certificates are accepted by IMCA and included in the list of IMCA-recognised diving certificates as 'IMCA surface supplied diver'.

The competence assessment of divers is not to be considered as an alternative to formal initial training and qualification of divers. Such an assessment is only appropriate to divers who have many years experience, but who are from countries where there is no, or was no, recognised national diving qualification scheme.

• Divers can only be put forward for assessment by a company that is (or in the process of applying to become) a contractor member of IMCA’s diving division. Individual applications are not accepted.
  
• Divers must have been employed by the company putting them forward for assessment for at least the previous 6 months.
  
• The assessment is only open to nationals of a country that does not have a diver certification scheme recognised by IMCA.
  
• Divers to be assessed must provide written proof of their nationality (such as passport, identity card etc.)
  
• At the assessment, divers must provide evidence of personal identity with an official photographic document such as a passport, identity card etc.
  
• Competence assessment of divers’ covers surface supplied divers only. (Not SCUBA).
  
• As a minimum, a diver should have worked at least 4 years offshore as a diver, with at least 150 offshore dives, including:
  
  ... at least 25 dives with a maximum depth below 30 msw
  ... at least 10 dives involving surface O2 decompression
  ... at least 10 in-water decompressions with an open water stop.