(2) Any amendment to the articles of association of a recognised institutional protection scheme shall only become effective three months after its notification in accordance with section 45 (1), unless BaFin determines prior to that date that it has no objections. (3) If a recognised institutional protection scheme has excluded a CRR credit institution from the scheme in accordance with section 41 (2) sentence 3 with the approval of BaFin, BaFin shall notify the CRR credit institution that it has determined that the CRR credit institution is no longer a member of a deposit guarantee scheme in accordance with section 1 sentence 1. The exclusion by the recognised institutional protection scheme shall become effective when BaFin's determination in accordance with sentence 1 above is immediately enforceable or final and absolute. (4) If a CRR credit institution leaves a recognised institutional protection scheme it shall, in accordance with section 24 (1), be assigned to a statutory compensation scheme. Section 25 (2) shall apply mutatis mutandis. Sentences 1 and 2 above shall not apply in the case of an exclusion undertaken in accordance with subsection (3) above. Section 48 Collection of contributions by recognised institutional protection schemes (1) The collection of contributions by a recognised institutional protection scheme shall be governed by its articles of association. (2) At a minimum, the articles of association shall provide that 1 the financial means needed to reach the target level in accordance with section 17 (2) shall be raised at least once a year by contributions to the institutional protection scheme; 2 extraordinary contributions shall be collected in the event that the available financial means are insufficient to compensate the depositors if a compensation event occurs; 3 several extraordinary contributions and extraordinary payments may only be collected in a single contribution assessment year if the conditions set