10. For Article 41 (including the heading) substitute—
1. Where the benefits provided under this chapter by the institution in the United Kingdom on behalf of the institution in a Member State, the institution in the United Kingdom may seek reimbursement.
Where benefits are provided under this chapter by the institution in a Member State on behalf of the United Kingdom, the United Kingdom shall reimburse those costs.
2. The reimbursements referred to in paragraph 1 shall be determined and effected in accordance with the arrangements set out in the Implementing Regulation, either on production of proof of actual expenditure, or on the basis of fixed amounts for States the legal or administrative structures of which are such that the use of reimbursement on the basis of actual expenditure is not appropriate.
3. Two or more States, or their competent authorities, may provide for other methods of reimbursement or waive all reimbursement between the institutions coming under their jurisdiction.”.