【Haichuan EPC】Fixed total price; if the contract volume is half of what was agreed, should the payment be reduced?

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Fixed total price; if the volume of work is half less, should the payment be reduced? In construction projects, the biggest fear is disputes at the time of settlement. For example, a fixed-price contract is signed, but the actual amount of work done is only half of what was agreed upon in the contract; the client wants to pay less based on the actual amount of work, while the contractor refuses to accept that... How should such situations be resolved? After reading this, just cite the evidence whenever you encounter similar disputes! I. First, understand the core logic of a \"fixed-price contract.\" A fixed-price contract essentially means a \"fixed amount\" – once the contract is signed, the total price remains largely unchanged (unless there are special circumstances such as changes or policy adjustments). Its key advantage is “risk sharing”: the contractor bears the risk of miscalculations leading to increased costs ； Party A bears the risk of “design omissions and additional functions”. II. Can money be deducted if the quantity is only half of what is specified in the contract? Look at these two premises! When you encounter a situation where the actual amount of work done is less than the amount specified in the contract, don’t rush to argue; first check these two points: Premise 1: Is there a \"rule for adjusting the amount of work\" specified in the contract? If the contract clearly states that \"in case of a discrepancy between the estimated quantity and the actual amount, settlement will be based on the actual amount\" – then there’s no doubt about it: if the quantity is less, the payment should be reduced as well (provided that the cause of the discrepancy is in line with what’s specified in the contract). But if the contract does not mention \"quantity adjustment,\" the default logic is that in a fixed-price contract, the quantity specified is the amount that is covered by the contract; as long as the scope of work and quality meet the requirements, the payment must be made based on the total contract price, even if the actual quantity is less Premise 2: Is the small quantity due to the “constructor not following the plans,” or are there “other reasons”? •If the quantity is low because the contractor failed to follow the drawings/specifications (for example, by cutting corners or skipping certain steps), then the client has a valid reason to deduct money from them, and may even hold them accountable for breach of contract ； •If the reduced quantity is due to \"the client’s request to reduce the scope and design optimizations\" (which constitutes a change order), then the total price must be adjusted in accordance with the change order procedures ； •If the quantity is low due to \"the contractor miscalculating the quantities or making pricing errors\" (a risk under a fixed-price contract) → Sorry, the contractor bears that risk; the client does not need to deduct any additional amount! III. Practical solutions: 3 steps to resolve disputes over quantity differences. When faced with such disputes, engineers should not panic; follow these steps: Step 1: Check the contract terms. First, review the sections of the contract related to \"quantity adjustment, settlement methods, and change clauses\" to see if there are any provisions regarding deductions due to quantity differences. (If no agreement is reached, the \"fixed total price\" principle applies; the client has no right to deduct money unilaterally!) ) Step 2: Investigate the reasons for the quantity discrepancy to determine whether the low quantity is due to the contractor’s fault (failing to follow the plans, cutting corners), the client’s fault (changes or reductions in requirements), or a risk on the part of the contractor (incorrect quoting or miscalculation of quantities). Step 3: Present evidence + discuss solutions • If it is the contractor’s fault → Use evidence of non-compliance with the construction plans (supervisor’s records, on-site visas, video footage, etc.) to discuss deducting money from the contractor or requiring them to make corrections ； •If it is the Party A’s responsibility → Go through the amendment procedures to sign additional documents and adjust the total price ； •If it is the contractor’s risk → clearly state that \"the risk associated with the fixed total price lies with the contractor, and no deductions will be allowed\", while retaining the right to hold the contractor accountable for delays and quality issues. IV. Conclusion: The underlying logic behind disputes over \"volume variations\" in fixed-price contracts. The core of a fixed-price contract lies in \"risk allocation\" – whoever is responsible for the volume variation bears the consequences ； For risks not specified, it shall be handled in accordance with the nature of the contract (fixed-price). In the future, whenever a client tries to negotiate a lower price by citing “small volume”, just send this article to them. First, check the contract; then analyze the reasons. Only by having solid reasoning and evidence can one avoid being at a disadvantage~