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The EPC Contract Penalty Cap Is Not the Buyer's Maximum Recovery

Project owners award Chinese EPC contracts with liquidated damages provisions for delay. The gap between contractual LD caps and actual project delay costs produces unrecovered losses that buyers discover after project completion.


The lithium processing plant in Chile — awarded to a Chinese EPC contractor in 2020 at $85 million — was 7.5 months late to mechanical completion. The contract's liquidated damages clause specified 0.5% of contract value per week of delay, capped at 10% of contract value. The cap was reached at 20 weeks. The actual delay was 30 weeks.

The buyer collected $8.5 million in liquidated damages — the 10% cap. The actual cost of the 7.5-month delay — delayed production ramp-up in a period of peak lithium prices, additional project finance interest, extended contractor management costs, extended owner's team costs, and market window lost for a forward sales contract — was $34.8 million. The contractual recovery covered 24% of the actual loss.

The LD cap had been negotiated at contract stage. The buyer's commercial team had accepted 10% as a reasonable cap — it was within the range of typical EPC contract caps, and the 0.5% per week rate seemed aggressive to the Chinese contractor who had pushed for 0.25%. Both parties had focused on the rate rather than on the cap's adequacy relative to the actual loss exposure.

The LD Clause Is Not Designed to Make Buyers Whole. It Is Designed to Create a Contractor Incentive.

Liquidated damages in construction and EPC contracts serve two functions: they create a financial incentive for the contractor to avoid delay (the deterrent function) and they provide a pre-agreed damages remedy for the buyer if delay occurs (the recovery function). The deterrent function is effective when the LD rate is material relative to the contractor's profit margin. The recovery function is effective when the cap covers a meaningful portion of the buyer's actual delay losses.

For most Chinese EPC contracts, the LD rate — 0.2 to 0.5% per week — produces a cap of 5 to 10% of contract value when applied for the typical cap period of 10 to 20 weeks. For resource projects with large production ramp-up value, this cap often covers 20 to 40% of actual delay losses. The gap is structural, not incidental.

The buyer who understands this negotiates for project-specific loss coverage — specifically, the LD rate should be calibrated to the actual delay cost per week (production ramp-up value lost, plus project finance cost), and the cap should be set at a level that represents meaningful recovery if the delay is at the tail of the probability distribution. For the Chile lithium plant, a LD rate of 2% per week — representing actual lost production ramp-up value — and a cap of 30% would have provided $25.5 million in contractual recovery rather than $8.5 million.

The Chinese Contractor Would Not Have Signed at 2% Per Week

The lithium plant buyer's commercial team had not done the delay cost calculation before negotiating the LD clause. They had benchmarked the rate and cap against other EPC contracts rather than against their own exposure. This is how most EPC contract LD clauses are negotiated — by reference to market norms rather than by reference to actual project economics.

A Chinese EPC contractor will resist LD rates above 0.5% per week and caps above 10% — these are market norms they expect to negotiate within. A buyer who presents a quantified delay cost analysis and proposes a LD structure calibrated to actual delay economics creates a different negotiation — the contractor must either accept the exposure or present a compelling risk mitigation plan that reduces the buyer's delay probability estimate.

The $8.5 million collected from the 10% cap was a contractually correct outcome. The $26.3 million unrecovered loss was the consequence of an LD clause that was normal in form and inadequate in substance.

The LD cap is not the ceiling on your losses. It is the ceiling on your contractual recovery.


Keywords: Chinese EPC liquidated damages cap recovery | EPC contract China delay penalty, Chinese contractor LD clause, project delay cost China EPC, EPC procurement China contract terms
Words: 612 | Source: Documented EPC delay — lithium processing plant, Chile, 2020–2022. Chinese contractor, 7.5-month delay records, LD cap collection, actual project delay cost analysis. | Created: 2025-02-01T11:25:00Z