1. The cover provided for in Article 4(1), (3) and (4) shall apply to the investor's aggregate claim on the same investment firm under this Directive irrespective of the number of accounts, the currency and location within the Community.

Member States may, however, provide that funds in currencies other than those of the Member States and the ecu shall be excluded from cover or be subject to lower cover. This option shall not apply to instruments.

2. Each investor's share in joint investment business shall be taken into account in calculating the cover provided for in Article 4(1), (3) and (4).

In the absence of special provisions, claims shall be divided equally amongst investors.

Member States may provide that claims relating to joint investment business to which two or more persons are entitled as members of a business partnership, association or grouping of a similar nature which has no legal personality may, for the purpose of calculating the limits provided for in Article 4(1), (3) and (4), be aggregated and treated as if arising from an investment made by a single investor.