Work Description - Payment Claim Best Practices | Contracts Administrator

Work Description in NSW Payment Claims

📅 Updated: January 2025 ⏱️ 10 min read 📋 Payment Claim Best Practices

⚠️ Compliance Warning

An inadequate Work Description is a primary reason for payment disputes and can invalidate your entire claim under the Security of Payment Act.

1. Field Name and Definition

The Work Description field is a critical component of a Payment Claim under the NSW Building and Construction Industry Security of Payment Act 1999 (the Act). It provides a detailed description of the construction work performed or related goods and services provided for which payment is being claimed.

This field appears on a Payment Claim because the Act requires claimants to clearly identify the construction work or related goods and services to which the payment relates. This ensures transparency and provides the respondent with sufficient information to understand what they are being asked to pay for, enabling them to properly assess the claim and respond with a Payment Schedule.

3. Practical Guidance

Step-by-Step Instructions

1. Compile Work Information

  • Gather all information about the work completed during the relevant period, including original contract works, approved variations, and related goods or services provided.

2. Create a Structured Description

  • Organise your Work Description using a clear structure. List work by categories, include specific locations, reference contract line items or variation orders, and specify time periods.

3. Be Specific and Detailed

  • For each item of work, include specific work elements completed, quantities (e.g., m², m, units), materials used, equipment deployed, and labour hours if relevant.

4. Cross-Reference Documentation

  • Where appropriate, reference contract documents, specifications, approved variation orders, site instructions, and relevant drawings or plans.

Where to Find This Information

  • Daily site diaries and progress reports
  • Contract documents and schedules
  • Approved variation orders
  • Site instructions and meeting minutes
  • Inspection and test records
  • Material delivery dockets and timesheets
  • Progress photographs

4. How to Present Information Clearly

Use Clear, Consistent Formatting

  • Present information in a logical sequence.
  • Use tables for structured data like quantities and rates.
  • Include headings and subheadings for different work categories.
  • Number items for easy reference in subsequent correspondence.

Be Precise and Objective

  • Use industry-standard terminology consistent with the contract.
  • Avoid ambiguous language (e.g., replace "general works" with specific tasks).
  • Include measurable quantities where possible.
  • Use factual rather than subjective descriptions.

Visual Support (if appropriate)

  • Consider attaching progress photographs as supporting documentation.
  • Include marked-up plans showing work locations.
  • Use progress charts to illustrate completion percentages.

5. Common Mistakes and How to Avoid Them

Mistake 1: Vague or General Descriptions

Error: Using overly broad terms like "general building works" without specific details.

Solution: Be specific about the work performed, listing individual tasks, locations, and quantities.

Mistake 2: Inconsistency with Contract Terms

Error: Using terminology that differs from the contract or bill of quantities.

Solution: Use the same terminology and item numbers as in the contract documents to avoid confusion.

Mistake 3: Claiming for Work Not Yet Performed

Error: Including future work or work not completed by the reference date in the description.

Solution: Only describe work that has actually been completed during the relevant claim period.

Mistake 4: Describing Work Outside the Contract Scope

Error: Including work not covered by the contract or approved variations.

Solution: Ensure all described work relates to the contract or formally approved variations.

6. Risks of Not Including This Information

Legal & Financial Risks

Claim Invalidity: A Payment Claim without an adequate Work Description may be deemed invalid under section 13(2)(a) of the Act, leading to a loss of rights.

Payment Delays & Reduced Recovery: Inadequate descriptions provide grounds for respondents to withhold payment and may lead to work being undervalued or rejected in adjudication.

Limited Recourse: Inadequate descriptions may prevent you from raising certain matters in adjudication, as you can only pursue items that were properly described in the original claim.

Risk Type Impact Consequence
Dispute Risks Increased disputes over scope and valuation Ambiguous descriptions lead to disagreements about what work was performed.
Adjudication Complications Jurisdictional challenges Respondents may challenge the adjudicator's jurisdiction based on an inadequate Work Description.
Strategic Disadvantages Credibility issues Poor documentation may undermine your overall credibility with the adjudicator.
Long-term Impact Record keeping issues Poor descriptions make final account reconciliation more difficult and can damage relationships.

7. Examples

Example 1: Residential Construction

❌ Poor Description:
"House construction works for July 2025."
✅ Improved Description:
"Residential construction at 123 Smith Street, Parramatta NSW 2150, for the period 1-31 July 2025, comprising:
  • Completion of ground floor concrete slab (180m²) as per drawing A-103 rev B
  • Erection of ground floor timber wall frames to 80% completion as per drawing A-104 rev C
  • Variation VO-003: Additional concrete for stepped footing (3m³) at southwest corner as per site instruction SI-008 dated 15 July 2025
"

Example 2: Commercial Fit-out

❌ Poor Description:
"Office fit-out work and electrical services."
✅ Improved Description:
"Commercial office fit-out at Level 5, 200 George Street, Sydney NSW 2000, for the period 1-30 June 2025, comprising:
  • Installation of 120m² of suspended ceiling grid and tiles in zones A and B as per drawing ID-201
  • Supply and installation of 28 recessed LED light fittings in zone A
  • Variation VO-007: Relocation of reception desk and associated services as per client instruction email dated 12 June 2025
"

9. Frequently Asked Questions

Q: How detailed does the Work Description need to be?
A: The Work Description must be detailed enough for the respondent to identify what work is being claimed for. This typically means including specific elements of work, locations, quantities, and references to contract documents or variations. Insufficient detail may limit what you can claim in adjudication.
Q: Can I use the same Work Description for multiple Payment Claims?
A: No, each Payment Claim should have a unique Work Description that reflects the specific work completed during that relevant period. However, you should maintain a consistent format and terminology across claims and clearly indicate progress relative to previous claims.
Q: Can I claim for materials delivered to site but not yet installed?
A: Yes, you can claim for "related goods" under the Act, which may include materials supplied but not yet installed, provided the contract allows for it. Your Work Description should clearly identify these items as materials supplied, specifying quantities, delivery dates, and storage locations.
Q: How should I describe variations in the Work Description?
A: Variations should be clearly identified as such. Include the variation number, a brief description of the varied work, and a reference to the authorising document (e.g., variation order number or site instruction). It is important to distinguish between original contract work and variations to avoid disputes.

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