🤔 What Does a “Lump-sum Contract” Really Mean? Lessons from a Complex Project Management & Design Service Contract Dispute
Attached contract dispute over design and project management services went through both arbitration and two levels of court litigation, highlighting the complexity of such agreements. While not a construction contract per se, this case underlines the legal and technical challenges inherent in project management and design service contracts.
👉 Case Summary:
– A project owner and a consulting firm signed a fixed-term contract for design and project management services.
– The project owner delayed site handover, forcing the consultant to extend its services and incur additional costs.
– A dispute arose over whether the project owner was liable for the additional costs.
– The case went through arbitration at arbitration center, but the arbitration award was annulled, leading to further litigation in two court levels.
🔎 Key Takeaways from the Case:
✅ 1. A lump-sum contract does not mean the service provider absorbs all risks
If the contract allows for additional fees due to project owner delays, claims for extra costs can be justified.
However, if there’s no explicit mechanism for cost adjustments, the service provider may struggle to recover additional expenses.
✅ 2. Project delays: Who is responsible?
If delays result from legal procedures (e.g., permit approvals, land acquisition), the consultant must document and notify the client.
Without clear records proving the project owner requested an extension, additional compensation might be denied.
✅ 3. Negotiation & Dispute Resolution Strategy Matters
If a party fails to contest procedural issues in arbitration, they may lose the right to challenge them later in court.
Choosing arbitration vs. litigation early on can significantly impact resolution time and outcomes.
✅ 4. Practical Insights for Project Owners & Consultants
💡 Project Owners: Ensure all legal procedures (permits, site handover) are settled before signing contracts to avoid future disputes.
💡 Consultants/Contractors: Contracts should clearly define cost adjustment mechanisms, and all work should be properly documented to support claims.
📌 Conclusion: This case underscores the critical importance of well-structured contracts and legal risk management in specialized service agreements like project management and design services.
✨ If you work in construction, design consulting, or project management, have you encountered similar issues? Share your thoughts below! 👇
Link PDF: https://drive.google.com/file/d/1hGGXxJxE_lNVANZuu7_Dm83fnhrW1u5O/view?usp=sharing

THE LAM LAW LLC
🏢Indochina Park Tower, # 4 Nguyen Dinh Chieu Str, Dakao Ward, Dist 1, Ho Chi Minh City.
📞Tel: +84 (0)28 710 58 222 – 6288 3798 – Hotline: +84 (0) 97 309 77 77
✉ Email: info@thelamlawllc.com
Related Posts
THE LAM LAW proudly supports Training in Commercial negotiation and Mediation Skills
🎉 Repost: Summary of VICMC (Vietnam International Commercial Mediation Center) ’s Commercial Negotiation & Mediation
Apr
Announcement of holiday schedule 30/4 – 01/5/2025
THE LAM LAW LLC would like to inform all valued customers and partners about the
Apr
When does a contractual penalty become a legal trap for the claimant?
⚖️ SUPREME COURT OVERTURNS CONSTRUCTION DISPUTE RULING – A CASE STUDY IN PENALTY & DEBT
Apr
Professional exchange – Exploring cross-border collaboration
This afternoon at THE LAM LAW LLC – Your legal need, Our Mission office, Founder
Apr
Office Closure for Hung Kings’ Festival 2025
Dear Valued Customers and Partners, On the occasion of the Hung Kings’ Commemorations, we
Apr
Discussion Session with GES Ho Chi Minh 2024
✨ On March 13, 2025, THE LAM LAW LLC had the pleasure of hosting members of
Mar