Article 18 of Directive 79/239/EEC shall be replaced by the following:
'Article 18
1. Member States shall not prescribe any rules as to the choice of the assets that need not be used as cover for the technical provisions referred to in Article 15.
2. Subject to Article 15(2), Article 20(1), (2), (3) and (5) and the last subparagraph of Article 22(1), Member States shall not restrain the free disposal of those assets, whether movable or immovable, that form part of the assets of authorized insurance undertakings.
3. Paragraphs 1 and 2 shall not preclude any measures which Member States, while safeguarding the interests of the isured persons, are entitled to take as owners or members of or partners to the undertakings in question.'