In the category of liberal professions, some service-providing intellectual occupations fall under a special regulation. This concerns:
- real estate brokers (fr)
- surveyor-experts (fr)
- recognised accountants and tax specialists (fr)
- accountants and tax consultants (fr)
- auditors (fr)
- psychologists (fr)
- architects (fr)
- car experts (fr)
Other free and intellectual occupations, chiefly legal, medical and paramedical, fall under the authority of the FPS Justice (fr) or FPS National health.