1.Where the legislationof a Member State makes the acquisition, retention or recovery of the right to benefits, under a scheme which is not a special scheme within the meaning of paragraph 2 or 3, subject to the completion of periods of insurance or of residence, the competent institution of that Member State shall take account, where necessary, of the periods of insurance or of residence completed under the legislation of any other Member State, be it under a general scheme or under a special scheme and either as an employed person or as a self-employed person. For that purpose, it shall take account of these periods as if they had been completed under its own legislation.
2.Where the legislation of a Member State makes the granting of certain benefits conditional upon the periods of insurance having been completed only in a occupation which is subject to a special schemefor employed persons or, where appropriate, in a specific employment, periods completed under the legislation of other Member States shall be taken into account for the granting of these benefits only if completed under a corresponding scheme or, failing that, in the same occupationor, where appropriate, in the same employment.
If, account having been taken of the periods thus completed, the person concerned does not satisfy the conditions for receipt of these benefits, these periods shall be taken into account for the granting of the benefits under the general scheme or, failing that, under the scheme applicable to manual or clerical workers, as the case may be, subject to the condition that the person concerned has been affiliated to one or other of these schemes.
3.Where the legislation of a Member State makes the granting of certain benefits conditional upon the period of insurance having been completed only in a occupation subject to a special scheme for selfemployed persons, periods completed under the legislation of other Member States shall be taken into account for the granting of these benefits only if completed under a corresponding scheme or, failing that, inthe same occupation. The special schemes for self-employed persons referred to in this paragraph are listed in Annex IV, part B, for each Member State concerned.
If, account having been taken of the periods thus completed, the person concerned does not satisfy the conditions for receipt of these benefits, these periods shall be taken into account for the granting of the benefits under the general scheme or, failing that, under the scheme applicable to manual or clerical workers, as the case may be, subject to the condition that the person concerned has been affiliated to one or other of these schemes.