Europol Public Information  b. The  Contractor  shall temporarily hold and store the Goods until Europol provides the  Contractor with further written instructions; c. Europol shall have full right to check the Goods and access the  Contractor’s  warehouse/storage facilities upon reasonable request;  d. The  Contractor  shall be entitled to invoice Europol for the storage costs of the Goods and the  goods itself listed in the Warehouse Receipt by submitting a request for payment. Storage costs  shall be as specified in Annex II (the Contractor’s Offer).The  Contractor’s  request for payment  shall include a signed copy of the Warehouse Receipt.  4. Unless specified otherwise in the  Specific Contract/Purchase Order and provided the Warehouse  Receipt has been signed off by Europol, the Contractor shall be entitled to submit a request for  payment for the Goods listed in the Warehouse Receipt. Europol may apply (a) retention sum(s) not  exceeding 30 % of the value of corresponding  Purchase Order/Specific Contract  when accepting the  Contractor’s  request for payment of the Goods listed in the Warehouse Receipt. The sum(s) retained  shall be released within 30 days of the final acceptance of the Goods at end destination. The  relevant  Specific Contract/Purchase Order  may stipulate additional rules governing the payment of  the Goods listed in the Warehouse Receipt.  5. In return for payment of the Goods by Europol to the  Contractor , the following conditions regulating  the transfer of ownership and the risk of loss and damages in relation to the Goods listed in the  Warehouse Receipt shall apply:  a. Europol acquires full title and ownership to the Goods (irrespective of the use of a  retention sum(s) on the Goods as indicated in paragraph 4 above);  b. The Contractor guarantees that third parties cannot exercise any prior rights (of any  kind whatsoever) in respect of the Goods;  c. The Goods shall be held as Europol’s property and labelled as such at the  Contractor’s expense;  d. The  Contractor  shall bear all the risk of loss or damages, theft and/or destruction until  the final delivery and instalment of the Goods; e. The Goods listed in the Warehouse Receipt shall be insured by the  Contractor in  accordance with Article I-17 and Article II-3 of the  Framework Contract until end  delivery and installation. Within 15 days following the signature of the  Specific  Contract/Purchase Order by both Parties, the  Contractor shall provide Europol with  written evidence that it has taken out adequate insurance coverage on the Goods.  6. Following the transfer of ownership of the Goods, the  Contractor shall be authorised under a  specific  Purchase Order/Specific Contract to perform installation-related  Services such as staging  pre- assembly and/or storage  Services  on the Goods.  7. Where the  Contractor  intends to subcontract part(s) of the activities of the  Framework Contract  to a  third party, it shall request Europol’s prior written authorisation in accordance with Article II-19 of  the  Framework Contract . Any sub-contractor’s personnel used by the  Contractor  shall work under  the responsibility of the  Contractor , and shall be bound by the same provisions which apply to the  Contractor’s  Personnel. No direct contractual relations exist between Europol and the  Contractor’s sub-contractor. 8. Even where Europol authorises the  Contractor  to subcontract to third parties, the  Contractor  shall  none the less remain bound by its obligations to Europol under the  Framework Contract  and shall  bear exclusive liability for the proper performance of installation-relating  Services  performed on the  Page 19 of 79  Europol’s initials:  Contractor’s initials: 