Delayed Commencement Is Not Work Suspension in South Korea — Supreme Court 2026Da200798

A contractor signs a public works agreement, files the required commencement paperwork, and stations personnel on site — yet cannot break ground for five years because the contracting authority has not secured the land. Does the period of waiting qualify as a “work suspension” that triggers contractual compensation? South Korea’s highest court has now answered that question definitively.

The joint venture contractor (referred to here as X) entered into a road widening and underpass construction contract in December 2009. After submitting commencement documentation, X was unable to begin actual work because the contracting authority — Korea Land and Housing Corporation (LH) — had not completed site acquisition. Real construction began only in August 2015. X claimed liquidated damages for 1,875 days of delay under Clause 47(4) of the General Conditions for Construction Contracts, seeking approximately KRW 9.86 billion. The first-instance court partially accepted the claim. On appeal, the Suwon High Court reversed, and the Supreme Court of South Korea affirmed.

1. What happened in this case in South Korea?

The core dispute was whether a five-year period of delayed commencement — caused by the contracting authority’s failure to secure the site — could be treated as a “work suspension period” under the construction contract.

The facts, as summarized by the Supreme Court, are set out below. LH was the principal (do-geup-in) for the Section 1 road widening and underpass construction project. X was the joint venture contractor (gong-dong-su-geup-in). X executed the contract on December 9, 2009, and filed its commencement report on December 24, 2009. However, because LH had not yet completed site acquisition and related administrative procedures, X could not begin substantive construction for several years.

X treated the shaded period — July 6, 2010 through August 23, 2015 (1,875 days) — as “a period of work suspension caused by a reason attributable to the defendant,” and claimed liquidated damages under Clause 47(4) of the General Conditions. LH countered that no substantive construction or work performance had taken place before August 24, 2015, and that only preparatory acts had occurred, making Clause 47(4) inapplicable.

X calculated the claimed amount as follows: 1,815 days (1,875 days minus the contractual 60-day grace period) multiplied by the residual contract amount of KRW 36,374,614,145, multiplied by the Bank of Korea average lending rate of 5.45% per annum applicable around the time the suspension began (circa September 2010).

2. When does South Korean law recognize “commencement of construction”?

Filing paperwork and stationing personnel are not enough — commencement in South Korea requires the start of substantive physical work on site.

The Suwon High Court (2025Na11033) noted that neither the General Conditions nor the Special Conditions of this contract defined “commencement of construction” (chakgong, 착공). Reading the term according to its ordinary meaning — the initiation of the construction work itself — the court surveyed the actual sequence of work: removal of street trees, streetlights, and other obstacles (jangmul); relaying and installing water, rainwater, and sewage pipelines; subsequent excavation after pipe installation; and laying temporary road paving and drainage. Against this backdrop, the court held that, at the very least, commencement could not be recognized until the contractor had begun removing the obstacles required for the project.

The court also addressed X’s argument that certain contractual clauses — General Conditions Clause 17(1) and Special Conditions Clause 5(4), which required X to submit documents “at the time of commencement” or “within 15 days of commencement” — confirmed that commencement had occurred when X submitted its paperwork. The court rejected this: those provisions imposed obligations to be fulfilled upon commencement; they did not themselves constitute evidence that commencement had taken place.

A parallel principle applies under the Korean Building Act (Geonchukbeop). Article 14(5) of that Act provides that a building notification lapses if construction is not commenced within one year of filing. South Korea’s Supreme Court has held, in interpreting that provision, that beginning to clear existing structures, fell trees, or prepare the site does not yet constitute “commencement of construction” (Supreme Court, February 12, 2015, 2013Du10533).

3. Why does Korean contract law distinguish “delayed commencement” from “suspended construction” in South Korea?

The distinction is rooted in Korean contract interpretation doctrine: provisions imposing substantial liability on a party must be read strictly, and the text of Clause 47(4) itself presupposes ongoing construction.

The Suwon High Court began from the general principle of documentary contract interpretation (chobunmunso haesok) in Korean law. Where the objective meaning of a contract’s language is unclear, courts consider the circumstances of contracting, the parties’ intended purpose, and commercial custom — but where a provision imposes significant liability on one party, the language must be read even more strictly (Supreme Court, December 15, 2016, 2016Da238540, etc.). Clause 47(4) is a form of liquidated damages stipulation (jiché-sangeum yakjeong) and therefore demands a strict construction of its scope.

The court then examined the list of grounds for work suspension set out in Clause 47(1):

Furthermore, Clause 25(3)(iii) of the General Conditions explicitly distinguished between “delayed commencement” (chakgong jiyeon) and “work stoppage” (gongsa jungdan), treating them as separate categories. And Clause 25(1) conditioned the contractor’s own liability for liquidated damages solely on failing to meet the completion deadline — not on delayed commencement. Given this asymmetry, the court reasoned that it would be equitable for Clause 47(4) likewise to exclude delayed commencement from its scope: just as the contractor does not owe delay damages merely because of delayed commencement, neither should the contracting authority.

Even though some of LH’s correspondence used phrases like “resumption of construction” (gongsa jaegae), other documents simultaneously used language such as “delayed actual commencement” (sirlchakgong jiyeon) and “initiation of main construction” (bon-gongsa chaksu) — confirming that the parties did not treat the period as one of suspended (rather than not-yet-commenced) construction.

4. How did South Korea’s Supreme Court interpret Clause 47(4)?

The Supreme Court of South Korea (2026Da200798) affirmed the High Court’s reasoning in full and dismissed X’s appeal on all grounds.

Applying the Korean doctrine of strict documentary contract interpretation (Supreme Court, December 15, 2016, 2016Da238540; Supreme Court, December 21, 2023, 2023Da228152), the court held that Clause 47(4) applies exclusively to situations where construction has already commenced and is then suspended — not to situations where commencement itself has been delayed. The court’s reasons were:

• Clause 47(4) is a liquidated damages provision compensating the contractor for the loss of delayed payment of the residual contract price. Because it imposes significant financial liability on the contracting authority, its scope must be interpreted strictly.
• The contractual language — “work suspension” (gongsa jeongji) and “residual contract amount” (jannyeo gyeyakgeumak) — presupposes an ongoing construction project, not a pre-commencement state.
• The majority of the suspension grounds in Clause 47(1) contemplate ongoing works; they are ill-suited to a period before any substantive construction has begun.
• Equity supports this reading: since the contractor does not owe delay damages merely because of delayed commencement (Clause 25(1) ties the contractor’s liability only to missing the completion deadline), it is proportionate that the contracting authority’s liability under Clause 47(4) is likewise limited to post-commencement suspensions.

The court also rejected X’s challenge to the High Court’s finding on when commencement occurred, holding that the lower court’s conclusion — that commencement required at least the removal of obstacles — involved no error of law in documentary contract interpretation.

5. What remedies does South Korean public procurement law offer for delayed commencement?

Excluding delayed commencement from Clause 47(4) does not leave South Korean contractors without recourse — the contract itself provides separate mechanisms for pre-commencement losses.

Both the High Court and the Supreme Court noted that excluding delayed commencement from Clause 47(4)’s scope does not necessarily produce a one-sided outcome unfavorable to contractors. The reason: Clause 25(3)(iii) of the General Conditions allows the contractor to apply for a contract period extension when the delay is attributable to the contracting authority, and Clauses 26(1) and (4) allow the contractor to seek an upward adjustment of the contract price — including recovery of indirect costs such as site management expenses incurred during the waiting period.

In practice, when a contracting authority in South Korea delays a project before commencement, contractors should:

• Document the contracting authority’s reasons for delay and the chronology of delay in official correspondence and meeting minutes, with precise dates
• File a formal application for contract period extension under General Conditions Clause 25(3)(iii)
• File a contract price adjustment claim (for indirect costs, etc.) under General Conditions Clause 26(1) and (4)
• Assess whether the situation is one of “delayed commencement” or “post-commencement suspension” before determining which legal basis to rely upon

6. What does this ruling mean for construction contracting in South Korea?

The ruling exposes a structural gap in South Korean public construction contracts: where the contracting authority causes a prolonged pre-commencement delay, the contractor’s claim under Clause 47(4) — which was designed for post-commencement suspensions — will fail.

This case arose from a five-year delay in site acquisition by the contracting authority. Because the residual contract amount remained large throughout the waiting period, applying Clause 47(4) would paradoxically have generated a larger damages figure than it would have if construction had actually started and then been suspended mid-project. The Suwon High Court noted this structural anomaly as a further reason for not extending the clause to pre-commencement delays, and the Supreme Court agreed.

For contractors and legal counsel working on public infrastructure projects in South Korea, this decision highlights three separate analytical questions that must be addressed distinctly: (i) the meaning and timing of “commencement” under the specific contract language; (ii) whether the contracting authority’s conduct amounts to a formal “suspension order”; and (iii) whether a liquidated damages clause, read strictly, reaches the type of delay at issue. Atlas Legal advises and litigates on disputes arising from public and private construction contracts in South Korea, including contract period and price adjustment claims, liquidated damages disputes, and commencement-related issues.

Atlas Legal is headquartered in Songdo International Business District within the Incheon Free Economic Zone (IFEZ) — alongside Cheongna International City and Yeongjong International City — and serves contractors, developers, and project owners active across South Korea’s major infrastructure and real estate markets. We advise in both Korean and English.

7. Frequently Asked Questions

This article is based on publicly available court decisions (Suwon High Court 2025Na11033; Supreme Court of South Korea 2026Da200798) and is provided for general information only. It does not constitute legal advice for any specific matter. The “General Conditions for Construction Contracts” discussed herein are contractual terms agreed between the parties in this specific case, not statutory provisions; outcomes will vary depending on the language of individual contracts and the facts of each dispute. For advice on construction or public procurement disputes in South Korea, please contact Atlas Legal.

About the Author

Taejin Kim | Managing Partner

Corporate Counseling, Corporate Disputes & White-Collar Crime

Former Public Prosecutor | Judicial Research and Training Institute, 33rd Class

Korea University LL.B. & LL.M. (Criminal Law), University of California, Davis LL.M.

Atlas Legal | Incheon Songdo, South Korea

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