FIDIC Notice Guides

Guides & templates for construction professionals

Free guides, clause explanations, and notice templates to help you protect your claims under FIDIC contracts. From first notice to detailed particulars.

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Claims & Notices
FIDIC Clause 20.1 Notice Guide
Essential
How to Write a Notice of Claim: Complete Guide
Step-by-step guide to drafting a compliant notice of claim. What to include, when to send it, and common mistakes that invalidate claims.
Weather Delay Notice Guide
Notice Type
How to Write a Weather Delay Notice
When adverse weather qualifies for an extension of time, what evidence you need, and how to structure your notice.
Unforeseen Conditions Guide
Notice Type
How to Write an Unforeseen Conditions Notice
How to notify the Engineer when ground conditions differ from what was reasonably foreseeable at tender stage.
Variation Claims Guide
Notice Type
How to Write a Variation Claim Notice
How to handle instructed and constructive variations, valuation disputes, and the notice requirements.
Access to Site Guide
Notice Type
How to Write an Access to Site Delay Notice
What to do when the Employer fails to provide timely access and how to protect your entitlement.
Delayed Drawings Guide
Notice Type
How to Write a Delayed Drawings Notice
How to claim when drawings or instructions are issued late and it impacts the critical path.
Delays by Authorities Notice Guide
Notice Type
How to Write a Delays by Authorities Notice
Why a stuck permit or customs hold only gives an extension of time, not cost — and the three conditions the claim must satisfy.
FIDIC Payment Notices Guide
Essential
How FIDIC Payment Notices Actually Work
Interim certificates under Clause 14.6, the 56-day payment deadline, and how to calculate financing charges for late payment under 14.8.
Delay Notice Template
Template
Delay Notice Template: A Sample Letter You Can Adapt
A fill-in-the-blanks delay notice plus a worked example. What every notice must contain and how to prove you sent it on time.
Extension of Time Claim Letter Template
Template
Extension of Time Claim Letter: Template + How to Write It
The seven things every EOT claim letter must contain, an adaptable template, and a section-by-section worked example.
Variation Order Template
Template
Variation Order Template: A Sample You Can Adapt
A fill-in VO template plus the confirmation letter for verbal instructions — and why the 28-day clock runs from the instruction.
FIDIC Notice to Correct
Essential
FIDIC Notice to Correct (Clause 15.1): How to Respond
The first step on the road to termination. What makes a 15.1 notice valid, and the two-track response that protects you.
Weather Delay Notice Template
Template
Weather Delay Notice Template: A Sample You Can Adapt
What counts as exceptionally adverse weather, the evidence bar it must clear, and a filled-in worked example.
FIDIC Notice of Claim Template
Template
FIDIC Notice of Claim Template: A Sample You Can Adapt
One notice protects every claim — time, cost, or both. The five required parts, plus the 1999 vs 2017 differences.
Delay Notice to a Subcontractor
Template
Delay Notice to a Subcontractor: Template + Rules
Why the letter beats the phone call, the five things it must contain, and a template you can adapt today.
Prolongation Claim Template
Template
Prolongation Claim Template: A Sample Letter You Can Adapt
A fill-in covering letter for a prolongation cost claim, a worked example, and which clauses actually carry Cost.
Deadlines & Procedures
28-Day Rule Guide
Critical
How the 28-Day Rule Kills More Claims Than Merit
The single most important deadline in FIDIC contracts. Miss it and your claim is dead.
42-Day Particulars Guide
Procedure
How to Submit Detailed Particulars Within 42 Days
What the Engineer expects, how to structure your submission, and what level of detail is enough.
Notice vs Claim Guide
Explainer
How to Tell the Difference Between a Notice and a Claim
They're different documents with different deadlines. Here's why it matters.
FIDIC Claim vs Variation Guide
Comparison
FIDIC Claim vs Variation: What's the Difference?
The instruction test, why the notice deadline runs differently for each, and what you can actually recover.
Variation Order vs Change Order Guide
Comparison
Variation Order vs Change Order: Is There a Difference Under FIDIC?
Same event, different contractual weight — why only one of the two names opens a door under FIDIC.
Notice of Dissatisfaction Guide
Procedure
Notice of Dissatisfaction: The 28-Day Rule + Template
Miss this deadline and the DAB decision becomes final and binding forever. What the NOD must say, with a template.
FIDIC Engineer's Determination Guide
Procedure
FIDIC Engineer's Determination (Clause 3.5): What It Means and What to Do Next
How long the Engineer has to decide, what a valid determination must contain, and the deadline for disagreeing with one.
Practical Guides
Extension of Time Guide
Guide
How to Claim an Extension of Time
When you're entitled to an EoT, how to calculate it, and how to present your case.
Common Mistakes Guide
Must Read
How to Avoid the 10 Mistakes That Kill Notices
From late submissions to wrong clause references — the mistakes that kill claims.
Red Book vs Yellow Book Guide
Comparison
How Notice Requirements Differ: Red Book vs Yellow Book
Same FIDIC family, different risk allocation. How notice requirements change.
Concurrent Delay Explained
Explainer
Concurrent Delay Explained (With a Worked Example)
When Employer and Contractor delays overlap on the critical path — what you get, what you don't, and how to argue it.
Prolongation Cost Claims
Guide
Prolongation Cost Claims: How to Calculate and Claim
The heads of cost you can claim, why the assessment period matters, and the records that make or break the claim.
Notice Generators
FIDIC Delay Notice Generator FIDIC · 20.1
Generator
FIDIC Delay Notice Generator
Describe the delay in plain English and generate a clause-compliant FIDIC notice of delay in minutes — no blank template to fill in.
Extension of Time Claim Generator FIDIC · 8.4
Generator
Extension of Time Claim Generator
Describe the delay event and generate a clause-compliant FIDIC extension of time claim that links cause to the critical path — ready to review and send.
Variation Claim Notice Generator FIDIC · 13.3
Generator
Variation Claim Notice Generator
Describe the variation and generate a clause-compliant FIDIC variation claim notice that fixes the instruction date and reserves time and cost.
Unforeseen Conditions Notice Generator FIDIC · 4.12
Generator
Unforeseen Conditions Notice Generator
Hit rock where the report said sand? Generate a clause-compliant 4.12 notice with the encounter date fixed and time and cost reserved.
Access to Site Delay Notice Generator FIDIC · 2.1
Generator
Access to Site Notice Generator
Site not handed over when promised? Generate a 2.1 notice that pins the due date and reserves time, cost, and profit.
Delayed Drawings Notice Generator FIDIC · 1.9
Generator
Delayed Drawings Notice Generator
Still waiting on drawings the Works can't proceed without? Generate a 1.9 notice with the request trail on the record.
Delays by Authorities Notice Generator FIDIC · 8.5
Generator
Delays by Authorities Notice Generator
Permit stuck with the municipality? Generate an 8.5 notice with your diligence on the record and the time claimed cleanly.
Employer's Risks Notice Generator FIDIC · 17.3
Generator
Employer's Risks Notice Generator
Loss or damage from a risk the Contract puts on the Employer? Generate a 17.3 notice matched to the listed risk.
Early Warning Notice Generator FIDIC · Pre-Event
Generator
Early Warning Notice Generator
See a problem coming? Generate a forward-looking advance warning that puts the risk on the record without opening a claim.