5.1. Invoicing happens at rate and conditions mentioned in the Cooperation agreement or quote. Except explicitly stated otherwise, prices are without V.A.T. UU has the explicit right to raise the agreed upon price if, after the order, one or more cost (price) factors (including but not solely the energy prices and/or wage) underwent a substantial raise amounting minimum 10%.
New prices will be acknowledged at least fourteen
(14) calendar days before the execution written or per email to the Client. If the Client does not accept the new price structure, he can end the agreement by registered letter within a term of seven (7) calendar days after the after the acknowledgement of the price change.
5.2. The Client is responsible for delivering correct invoicing data to UU. Except for different written acknowledgement by the Client, invoicing will occur in conformity with the Cooperation agreement.
5.3. Except for differing statement in the Cooperation agreement, the invoice of UU is due within fourteen
(14) calendar days, as also stated on the invoice, except explicitly stated otherwise in a written agreement. Unabated the previously stated, a partial performance by UU can imply a partial invoice.
5.4. Invoices need to be contested by writing within eight (8) calendar days after reception of the invoice through registered letter with proof of reception. Contesting the invoice does not suspend the Client of payment obligation. Disconto- and banking costs are at the expense of the Client.
5.5. In case of total or partial non-payment of the invoice on the expiry date, the Client will legally and without previous notice of default owe a delay interest of 1% per month and this per every started month. On top of it the Client is in case of non-timely payment of the invoice legally and without previous serving notice of default obliged to pay a flat indemnity amounting to 10% of the unpaid invoice amount with a minimum of €250 due for incommoding UU and creating administration costs, unabated the right of UU to claim a higher damage provided the proof of higher suffered damages.
5.6. By non-payment of the invoice on the due date also non-payment on due date of the interests and flat-rate compensation as stated in article 5.5, UU is entitled to suspend all other orders of the Client till total payment of the invoice, all other non-expired