80In the second place, the cumulative conditions listed in Article 15(3) of Directive 2006/123 relate, first, to the non-discriminatory nature of the requirements concerned, which cannot be directly or indirectly discriminatory on the basis of nationality or, with regard to companies, of the location of their registered office; secondly, to their necessity, that is to say they must be justified by an overriding reason in the public interest, and, thirdly, to their proportionality, it being necessary that those requirements are suitable for ensuring the achievement of the objective pursued, do not go beyond what is necessary to achieve that objective and that other less restrictive measures do not enable the same result to be achieved.
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