APPENDIX B  General Terms  and Conditions  recent equivalent document issued by a judicial or administrative authority in the country of residence  and/or (b) any other evidence the Bank deems necessary, for all staff who has access to confidential  data and/or is granted with administrator rights in the Bank’s IT systems; Without prejudice to indents (v) and (vi) above, the Service Provider may, during the Term of Engagement,  submit a written request to the Bank to substitute one or more members of the Service Provider’s Personnel  with other members having the same skills profile, provided that: (i) it shall submit its request at least one  month prior to the date on which the replacement is to take effect and (ii) it shall set out in its request the  reasons for the proposed substitution, which must be related to the successful completion of the Assignment,  as well as the identity and skills profile of the proposed new candidate(s).  Any change to any member of the Service Provider’s Personnel on the part of the Service Provider shall be at  no cost consequences to the Bank. The Service Provider shall ensure that performance of the Services is not  disrupted as a result of such change.  The Service Provider shall be remunerated in accordance with the prices specified in the Contract, which,  unless otherwise therein specified, shall include all expenses. The Services may be provided on a time &  materials basis or on a fixed-price basis or a combination of both.  Where the remuneration is expressed in terms of an hourly or daily rate, the time spent in performing the  Services shall be determined on the basis of the number of hours or days actually spent in performing the  Services.  Except as otherwise agreed between the Bank and the Service Provider, no remuneration shall be paid in  respect of Services which are not performed during the Term of Engagement.  Unless otherwise agreed between the Bank and the Service Provider, no advance payment shall be made for  the supply of Services or the delivery of a deliverable and the agreed remuneration shall be invoiced by the  Service Provider upon completion of the Assignment or, where the remuneration relates to recurrent Services  payable on a monthly basis, at the end of each calendar month. In the case of a deliverable, the Service  Provider shall submit its invoice upon receiving notification of the Bank's acceptance of the deliverable.  The Service Provider's invoice shall make reference to the corresponding purchase order and contract  reference numbers of the Bank and, except as may be provided otherwise in the Contract, shall contain the  following information:  Version dated 26-03-2021  3   in case of a time & materials contract, a reference to the calendar month covered by the invoice  together with a summary of days and/or hours worked, the daily and/or hourly rate and, if applicable,  the daily expense charge for each employee of the Service Provider, subcontractor or other person  acting on behalf of the Service Provider in the performance of the Services;  vi.  if the Bank reasonably objects to the assignment or continued assignment of any particular member  of the Service Provider’s Personnel, promptly replace that person.  v.  not remove or replace without the prior written consent of the Bank, which shall not be unreasonably  withheld, any member of the Service Provider’s Personnel, unless such removal or replacement is due  to accident, illness or other disability or cessation of employment by the Service Provider; and  iv.  ensure that the Service Provider’s Personnel behave in a proper and reasonable manner, work in a  constructive manner with the employees and contractors of the Bank to the extent necessary for the  successful completion of the Project and comply with the Bank's rules and regulations in accordance  with § 9 of these General Terms and Conditions;  iii.  notify the Bank of the identity of and, if so requested by the Bank, provide a skills profile for each  member of the Service Provider’s Personnel;  ii.  ensure that the Service Provider’s Personnel are suitably skilled, experienced and professional;  § 7. Remuneration  § 8. Terms of payment 