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1. Where the legislation applied by the institution of the place of residence or temporary residence provides for two or more sickness and maternity insurance schemes, the rules to be applied in respect of the provision of benefits in kind, in the cases covered by Article 20, paragraphs 1 and 2, Article 21, paragraphs 1 and 3, Article 23, and Article 24, paragraphs 2, 4 and 6, shall be those of the general scheme or, failing that, of the scheme for industrial workers.
2. Where the legislation of a Contracting Party makes the award of benefits dependent on the origin of the sickness, that condition shall not apply to persons covered by this Convention, irrespective of the territory of the Contracting Party in which they reside.
3. Where the legislation of a Contracting Party fixes a maximum period for the award of benefits, the institution which applies that legislation may, where appropriate, take account of any period during which benefits have already been provided by the institution of another Contracting Party for the same case of sickness or maternity.