Europol Public Information  a) travel by air: on the basis of an economy class ticket. Exceptionally, travel by air outside the  European Union territory may be allowed by Europol on the basis of a business class ticket, if  expressly requested by the Contractor and agreed upon by Europol;  If approved by Europol in advance, the Contractor may make its own travel arrangements for its  Personnel . In this case, Europol will reimburse the cost of the travel on the basis of the actual costs  incurred up to the amount actually incurred in accordance with the conditions stated above. Travel  of the  Contractor’s Personnel  by car shall be reimbursed at the rate of one first class rail ticket for  the same journey and on the same day.  Additional travel costs such as costs for local public transport and/or taxi will be covered by the  subsistence allowance referred to in paragraph (5) below.  11  This is an internal Europol working document. The applicable rates can be provided to the Contractor on request during  contract implementation.  Page 15 of 79  Europol’s initials:  Contractor’s initials:  8. In no case may travel time be considered working time. Except as specified in this Article, the  Contractor  is not entitled to other reimbursements and/or may not charge Europol any other costs  with respect of travel, accommodation and subsistence. 7. Where tickets have not been arranged and paid for directly by Europol, the related original proofs  and receipts of payment, including boarding passes where the date, time and destination is  indicated shall be provided to Europol as evidence for reimbursements. 6. If the  Services are requested outside The Netherlands, Europol will provide the  Contractor’s  Personnel with a fixed subsistence allowance for every eight hours of completed work. This  allowance would be calculated as if they applied to Europol staff in accordance with the applicable  rates and ceilings included in the Europol Mission Guide. 5. If the  Services  are requested outside The Netherlands and the  Contractor’s Personnel  needs to stay  overnight for purpose of performing  Services at the location(s) as indicated by Europol in the  relevant  Request for offer , Europol will arrange and pay for the hotel accommodation in accordance  with the applicable rates and ceilings included in the Europol Mission Guide 11  for the  Contractor’s  Personnel . Subject to a contractual need to provide continuous  Services  which are only separated by  a weekend or one or more public holidays recognised as such by Europol,  Contractor’s Personnel and Europol may agree that Europol arranges and pays for hotel accommodation also for such  periods if the costs thereof do not exceed the travel costs which could otherwise have been  necessary.  b) by the  Contractor , if any other reason has led to a change of the  Contractor’s Personnel’s  travel  plans. The   will be obliged to sign off a form by which the change of travel plans is  authorised and the Contractor accepts to bear any additional costs resulting from this change.  Europol shall have the right to off-set these costs against any existing or future invoices arising  from work completed under this Framework Contract.  a) by Europol, if the change is justified by operational reasons signed off by the named Europol  Account Manager;  4. When Europol makes the travel arrangements, the particular  Contractor’s Personnel  is required to  notify of his travel plans to the Europol Account Manager, named at Article I-8 (“General  Administrative Provisions”) at least fifteen (15) days in advance of the proposed days of travel. Any  additional costs due to a change of these travel plans at a later stage shall be borne as follows:  b) travel by boat or rail: on the basis of a first class ticket;