Knowledge base
FIDIC claims and disputes
FIDIC claims are rarely lost arguing over the meaning of a clause. They are lost earlier: on a missed period, an unevidenced awareness date, a programme with no accepted baseline. This cluster follows the chain from notice to evidence to the DAAB, in the order it actually unfolds on a project.
13 articles
What this section covers
- The Sub-Clause 20.2 procedure: 28-day notice and 84-day fully detailed claim.
- Contemporaneous records: what to capture, and from which day.
- Extension of time and delay analysis, concurrency included.
- Prolongation cost and disruption: how they differ and how each is computed.
- The DAAB, the Notice of Dissatisfaction and the route to arbitration.
Related tools
Articles in this section
FIDIC DAAB: why the dispute board matters and how not to lose the dispute path
DAAB, Clause 21, avoidance/adjudication, board decisions, Notice of Dissatisfaction and position preparation before arbitration.
FIDIC EOT claim: extending time and protecting against delay damages
A landing page for EOT claims: Sub-Clause 8.5, 20.2, 28-day notice, delay analysis, programme evidence and delay damages.
FIDIC Sub-Clause 20.2: notice, time-bar and fully detailed claim
A dedicated SEO page for Sub-Clause 20.2: 28 days, 84 days, claims procedure, Notice of Claim and entitlement risk.
Claims Substantiation in FIDIC: contemporary records and evidence architecture
A practical guide to building FIDIC claim evidence: notices, records, causation, quantum and claim narrative.
Concurrent Delay in FIDIC: the principle of time but no money
How to analyse concurrent delay under FIDIC 2017, why EOT does not always mean cost recovery, and why Particular Conditions matter.
DAAB Site Visits: preparing the file, issue list and project narrative
A practical checklist for DAAB site visits: chronology, issue map, records, photos, programme snapshots and dispute avoidance boundaries.
Disruption Claims under FIDIC: how to evaluate productivity loss
How to distinguish disruption from delay, what records support a productivity loss claim, and why the Measured Mile method is often stronger than global calculations.
Notice Register under FIDIC 2017: managing the 28/84-day workflow
How to build a FIDIC notice register linking 28-day notices, 84-day fully detailed claims, records and project correspondence.
Prolongation Costs under FIDIC: overheads, preliminaries and actual cost evidence
How to prepare a prolongation cost claim: what costs to include, how to prove preliminaries, and why formulae do not replace evidence.
Extension of Time (EOT) and delay analysis: methods and evidence
When the contractor is entitled to an extension of time under Sub-Clause 8.5, how to prove delay, and which delay-analysis methods are used in practice.
The 28-day rule: how not to lose a FIDIC claim
Sub-Clause 20.2 and the notice time-bar. Why silence in the first weeks forfeits the right to money and time — and how to build a claims process.
Exceptional Events (Clause 18): FIDIC’s new force majeure
In the 2017 editions Force Majeure became Exceptional Events. What counts as an exceptional event, what the consequences are, and how to give notice correctly.
The DAAB: how the dispute board works
The Dispute Avoidance/Adjudication Board — the FIDIC 2017 dispute staircase from the Engineer's determination to arbitration, and why a DAAB decision is binding immediately.