Contract no: [complete]  EC - FWC services Dec 2018  d  is the duration specified in the relevant  specific contract  for delivery of the relevant purchase or  deliverable or  result  or, failing that, the period between the date specified in Article I.4.2 and the date of  delivery or performance specified in the relevant  specific contract , expressed in days.  Liquidated damages may be imposed together with a reduction in price under the conditions laid down  in Article II.16.  The contracting authority must  formally notify  the contractor of its intention to apply liquidated damages  and the corresponding calculated amount. The contractor has 30 days following the date of receipt to submit observations. Failing that, the decision  becomes enforceable the day after the time limit for submitting observations has elapsed. If the contractor submits observations, the contracting authority, taking into account the relevant  observations, must  notify  the contractor: The parties expressly acknowledge and agree that any amount payable under this Article is not a penalty  and represents a reasonable estimate of fair compensation for the damage incurred due to failure to  provide the services within the applicable time limits set out in this FWC.  Any claim for liquidated damages does not affect the contractor’s actual or potential liability or the  contracting authority’s rights under Article II.18.  If the contractor fails to provide the service in accordance with the FWC or a  specific contract (‘unperformed obligations’) or if it fails to provide the service in accordance with the expected quality  levels specified in the tender specifications (‘low quality delivery’), the contracting authority may reduce  or recover payments proportionally to the seriousness of the unperformed obligations or low quality  delivery. This includes in particular cases where the contracting authority cannot approve a  result , report  or deliverable as defined in Article I.6 after the contractor has submitted the required additional  information, correction or new version. A reduction in price may be imposed together with liquidated damages under the conditions of Article  II.15.  The contracting authority must  formally notify  the contractor of its intention to reduce payment and the  corresponding calculated amount. The contractor has 30 days following the date of receipt to submit observations. Failing that, the decision  becomes enforceable the day after the time limit for submitting observations has elapsed. 26 II.16.2. Procedure  II.16. REDUCTION IN PRICE  II.16.1. Quality standards  II.15.4. Claims and liability  II.15.3. Nature of liquidated damages  II.15.2. Procedure  a) of the withdrawal of its intention to apply liquidated damages; or b) of its final decision to apply liquidated damages and the corresponding amount.