Federal Court of Australia · [2025] FCA 1030

BCI Media Group Pty Ltd v CoreLogic Australia Pty Ltd (Amendment and Strikeout)

Needham J accepted that, in a discovery-heavy case, particulars can be updated to reflect documents and evidence as they emerge.

Federal Court of Australia

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Quick read

The practical message is that pleadings, particulars and expert evidence must work together from an early stage.
BCI Media Group Pty Ltd v CoreLogic Australia Pty Ltd (Amendment and Strikeout) [2025] FCA 1030 is a Federal Court procedural decision about the limits of late pleading...

Use this to check

Updates to customer names, dates and discovered documents are more likely to be treated as permissible particulars
A new head of loss is more likely to be treated as a substantive amendment
If a point has been raised before but omitted from the operative pleading, the Court may view a later attempt to add it sceptically

Decision snapshot

1
What happened
- BCI Media Group Pty Ltd sued CoreLogic Australia Pty Ltd, RP Data Pty Ltd, Cordell Information Pty Ltd and another respondent in Federal Court proceedings that had already been running for several years.
- The judgment shows the underlying case is a large commercial dispute involving allegations of contractual breach, tortious conduct, misleading and deceptive conduct, unlawful interference with contractual relations, breach of confidence and copyright infringement.
- The Court described it as a very discovery-heavy case.
- Much of the detail of BCI's case appears to have come from discovery over time, including customer records, invoices and other documents, with affidavits and expert reports also in play.
2
What the court had to decide
- The Federal Court had to decide whether BCI should be given leave to amend its amended statement of claim, consolidated particulars and confidential loss annexure in a large commercial proceeding, and whether parts of the respondents' defence should be struck out.
- The key questions were whether the proposed changes merely updated particulars to reflect discovery and evidence, or instead materially changed the nature of the case the respondents had to meet.
3
What the court decided
- Needham J granted BCI only limited leave to amend.
- BCI was allowed to serve a further amended statement of claim and file a consolidated particulars document and Confidential Annexure D, but only after removing the proposed loss of value of business case.
- The Court held that this was not a mere alignment of pleadings with expert evidence, but a substantial new case raised late in the proceeding.

Practical impact

Practical read

The practical message is that pleadings, particulars and expert evidence must work together from an early stage.
A business cannot safely assume that an expert report can later expand the claim into a new damages theory, particularly where the issue had been raised before but was not included in the operative pleading.
The Court was willing to let BCI update some particulars and file a consolidated particulars document, but not to add a substantial new loss of value case late in the proceeding.
The judgment also reinforces a basic but important drafting rule: material facts belong in the pleading, while particulars explain and support that pleaded case.

Useful next steps

Updates to customer names, dates and discovered documents are more likely to be treated as permissible particulars
A new head of loss is more likely to be treated as a substantive amendment
If a point has been raised before but omitted from the operative pleading, the Court may view a later attempt to add it sceptically
If particulars contain material facts, the Court may require those matters to be moved into the pleading itself
The closer the matter is to trial, the harder it is to justify major changes

The story

This decision sits inside a much larger Federal Court fight between BCI Media Group and CoreLogic-related respondents. The underlying proceeding is not a narrow copyright-only case. The Court said BCI alleges contractual breach, tortious conduct, misleading and deceptive conduct, unlawful interference with contractual relations, breach of confidence and copyright infringement. It is also a document-heavy case, with large volumes of discovery, customer records, invoices, affidavits and expert evidence.

The judgment itself was not about who ultimately wins those claims. It was an interlocutory ruling on two procedural applications. One application sought leave to amend BCI's amended statement of claim and related particulars. The other sought to strike out parts of the respondents' defence. That procedural setting matters because the Court's task was not to decide the final merits.

It was to decide what case BCI should be allowed to run going into the re-listed hearing, what had to be pleaded properly, and whether the respondents' defence responses were so defective that they should be struck out.

Timing was important. Needham J recorded that the hearing previously listed for September 2025 had been vacated, and that the first tranche of the re-listed hearing was then listed in December 2025. So the Court was dealing with amendment and strikeout issues relatively close to trial in a proceeding that had already experienced delay. That context shaped the Court's approach to prejudice, efficiency and whether costs alone would be enough to cure the disruption caused by late changes.

BCI wanted to file a further amended statement of claim, a consolidated particulars document and an amended Confidential Annexure D dealing with loss. Some of the proposed changes were not controversial by the time of the hearing. The live disputes narrowed to two main areas. First, BCI wanted to advance a loss of value of business case, tied to expert evidence from Mr Ross.

Second, BCI wanted to include certain particulars to paragraph 43 that the respondents said really introduced an inferential case without properly pleading the foundational facts.

What BCI was trying to change

The judgment records BCI's own summary of the proposed amendments. They fell into several categories. BCI said some amendments were simply further and better particulars responding to earlier requests and orders, and reflecting documents discovered by the parties and evidence already served. Other amendments referred more generally to documents and dates discovered by the respondents.

BCI also sought to plead that Cordell received revenue from customers for Cordell Connect during the relevant period, and to add further third-party representations said to have emerged from discovery.

Those kinds of changes are familiar in large commercial litigation. A party may start with only the best particulars it can provide before discovery, then refine customer lists, dates, correspondence references and similar details once the other side's documents have been produced. Needham J accepted that this can be orthodox and useful, especially in a case where much of the detail of the alleged conduct has been gleaned through discovery over several years.

The more difficult amendment was the proposed loss of value case. The judgment says amended Confidential Annexure D set out updated particulars of loss suffered by BCI to reflect Mr Ross's expert report, including both loss of subscription fee revenue and loss of value of BCI's business. Similar amendments were proposed to paragraphs 55A, 82A, 99A and 128B of the statement of claim, with paragraph 135 also affected according to the orders and the list of opposed amendments.

The respondents characterised this as a new loss case rather than a mere update.

The other contested area concerned paragraph 43. BCI argued that the amendments there were confined to dates and reflected discovered documents. The respondents said the proposed particulars to paragraphs 43(v), 43(vi) and 43(vii) did more than that. In their view, BCI was trying to articulate an inferential case that had not been properly pleaded in the body of the statement of claim.

That mattered because, if the case depends on an inference, the foundational facts may need to be pleaded clearly enough that the other side knows exactly what it must meet.

Practical sense check

Updates to customer names, dates and discovered documents are more likely to be treated as permissible particulars
A new head of loss is more likely to be treated as a substantive amendment
If a point has been raised before but omitted from the operative pleading, the Court may view a later attempt to add it sceptically
If particulars contain material facts, the Court may require those matters to be moved into the pleading itself
The closer the matter is to trial, the harder it is to justify major changes

The legal issue the Court had to decide

The legal issue was not whether BCI's substantive claims were true. It was how the Court should exercise its procedural powers over pleadings, particulars and strikeout applications under the Federal Court Rules 2011 (Cth). The judgment refers to rules 16.02, 16.07, 16.41, 16.51 and 16.53, and discusses the distinction between material facts and particulars.

Needham J also referred to the overarching purpose of civil procedure, namely the just resolution of disputes according to law as quickly, inexpensively and efficiently as possible.

The Court explained that pleadings define the controversy by setting out the material facts relied on. Particulars serve a different function. They provide detail, prevent surprise and help the other side understand the case it has to meet. In a discovery-heavy case, particulars can be supplemented as documents and evidence emerge. But there is still a boundary.

A party cannot avoid the need to plead material facts by burying them in particulars, and it cannot use particulars or an expert report to introduce a materially different case late in the proceeding.

That produced three practical questions for the Court. First, were BCI's proposed changes really just updates that aligned the existing case with discovery and evidence, or did they materially change the nature of the case the respondents had to meet? Second, did the proposed particulars to paragraph 43 merely explain an existing case, or did they reveal an inferential case that needed to be pleaded in the body of the statement of claim?

Third, were the respondents' denials and non-admissions so untenable that parts of the defence should be struck out?

The authorities cited in the judgment show the balancing exercise. Courts generally allow amendments needed to decide the real controversy, especially where prejudice can be cured by costs or an adjournment. But as trial approaches, substantial new claims or reconfigurations of existing claims are less likely to be allowed. Delay, lack of explanation and inefficiency can become decisive.

What the Court decided

BCI obtained leave to amend, but only in a limited form. The orders expressly allowed a further amended statement of claim to be served substantially in the proposed form, subject to important carve-outs. Most significantly, BCI had to omit amendments to paragraphs 55A, 82A, 99A, 128B and 135 to the extent they related to loss of value, described in the orders as the loss of value case.

The catchwords explain the reason in direct terms: the claim in relation to loss of value of business had been raised previously and not included in the eventual pleading, BCI's expert report calculated such a claim, and the proposed amendments were not a mere alignment of pleadings with the evidence but a substantial new case at a late stage in the proceedings. On that basis, amendment was not allowed.

That is the most commercially significant part of the decision. The Court did not say that expert evidence is irrelevant or that loss of value can never be claimed. The point was procedural and strategic. A party cannot wait until late in the case and then use an expert report to introduce a substantial new damages theory, especially where the issue had already surfaced earlier in the litigation.

The Court also dealt with the paragraph 43 particulars issue in a nuanced way. It did not simply reject all of BCI's proposed material. Instead, it required BCI to re-plead paragraphs 43 to 43(vii) so that certain matters that BCI had sought to particularise would instead appear as pleaded material in the body of the pleading. The orders identify the affected particulars as 43(v) particular (ii), 43(vi) particular (iv), and 43(vii) particulars (i) and (iii), including their sub-paragraphs.

The Court then allowed BCI to file a consolidated particulars document, but with those specific particulars omitted, because they had to be re-pleaded as material facts rather than left in particulars.

This reflects the Court's concern that some material facts had been placed in particulars when they more properly belonged in the pleading itself. The judgment's discussion of the earlier review decision shows why this mattered. In that earlier contest, BCI had resisted the proposition that it was running a necessarily inferential case. The new particulars, however, included wording that it was to be concluded that customers and prospective customers were induced to believe certain things based on pleaded matters.

That raised a real pleading issue. If the case depends on that inferential step, the respondents are entitled to know the foundational facts in the pleading.

On the strikeout application, BCI failed. The Court dismissed the interlocutory application filed on 21 July 2025 with costs. The catchwords state that the denials were not untenable, and the non-admissions were not untenable where the pleading dealt with issues of knowledge of third parties. That is a useful reminder that strikeout is not a routine tool for forcing admissions.

If a defendant has a legitimate basis to deny or not admit an allegation, especially where the issue turns on what third parties knew or believed, the Court may allow those responses to stand.

The costs orders were also significant. BCI was ordered to pay the respondents' costs of the amendment application and the strikeout application. The Court also vacated an earlier costs order made on 12 June 2025 and ordered BCI to pay the respondents' costs of the application to vacate the hearing filed on 24 June 2025, as agreed or taxed. For a business funding litigation, that is a concrete warning that unsuccessful procedural manoeuvres can materially increase legal spend.

How businesses should read it

Even though the broader proceeding includes copyright and other commercial claims, this judgment is really about litigation discipline. If your business is bringing a claim, you need to identify early what commercial harm you say you suffered and how that harm will be framed legally. Lost subscription revenue, lost customers, loss of opportunity and reduction in business value are not automatically interchangeable. They may overlap commercially, but they can require different pleading, evidence and expert analysis.

This case shows that courts will usually accept some evolution in particulars as discovery and evidence develop. That is especially true in a large case where the claimant cannot know every customer interaction or internal document before discovery. Needham J expressly accepted that updated lists of customer names, dates of correspondence and representations to third parties can and should be updated as discovery is provided and evidence is adduced.

A consolidated particulars document may be a practical way to do that.

But there is a limit. If the new material changes the nature of the case the other side must meet, the Court may treat it as a new case rather than a permissible update. That risk increases where the amendment comes late, after previous pleading disputes, after hearing dates have already been affected, or where the issue had been raised before but not included in the operative pleading.

Businesses should therefore work with their lawyers and experts early enough to decide what heads of loss are genuinely in issue and whether the pleading already supports them.

There is also a drafting lesson. Commercial teams often think in broad narrative terms, while pleadings require disciplined identification of material facts. If your case depends on a chain of inference, the foundational facts may need to be pleaded in the body of the claim. Leaving too much in particulars can create avoidable fights about whether the real case has been disclosed. This matters not only for claimants.

Defendants should also review whether the claimant is trying to smuggle substantive allegations into particulars or expert material rather than pleading them properly.

For defendants, the decision is equally useful. If the claimant tries to expand the dispute late by relying on an expert report or by recasting particulars as though they were always part of the case, there may be a sound basis to oppose the amendment. And if the claimant seeks to strike out denials or non-admissions, the Court will not necessarily intervene where those responses are legitimately framed, particularly on matters involving third-party knowledge.

In practical terms, businesses should treat pleading strategy as part of case strategy, not as a drafting afterthought. The way loss is framed can affect discovery, expert instructions, witness preparation, hearing time, costs exposure and settlement dynamics. This judgment shows that procedural missteps can have direct financial consequences long before the Court reaches the final merits.

Documents and conduct

The judgment is a good example of how modern commercial litigation often develops. The Court noted that much of what BCI knows about the respondents' alleged conduct had been gleaned through discovery, both before trial and over the last few years. That is common in disputes involving data products, customer migration, internal sales processes and alleged misrepresentations to the market.

A claimant may begin with a broad understanding of the conduct and then obtain the detail only after the other side produces internal documents.

Needham J accepted that this reality affects particulars. The judgment refers to paragraphs of the amended statement of claim that already contemplated further particulars being provided after evidence and discovery. The Court described that as a fairly unexceptionable form of particulars. It also accepted that updated lists of customer names, dates of correspondence and representations can be supplemented as the evidence base improves.

At the same time, the Court emphasised that the respondents are entitled to know the case they must meet. In a case involving many tens of thousands of invoices and customer records, both sides may want to avoid proving every individual instance of alleged misconduct. But efficiency cannot come at the cost of clarity. If the claimant relies on a process-based or inferential case, the pleading still has to identify the material facts clearly enough that the defence can be prepared properly.

For businesses, the operational lesson is to preserve and organise documents early. If your claim or defence may depend on customer lists, revenue records, internal communications, comparative materials, or evidence of what was said to third parties, those records will shape not only the merits but also what can be pleaded and particularised. Good document management can reduce later fights about whether a case has been properly disclosed.

Dates and status

The judgment was delivered on 27 August 2025 by Needham J in the General Division of the Federal Court of Australia, New South Wales Registry. The interlocutory hearing took place on 4 August 2025 and on the papers. The Court noted that the hearing previously listed for September 2025 had been vacated, and that the first tranche of the re-listed hearing was then listed in December 2025.

The orders required BCI to re-plead the relevant paragraph 43 material and file the revised pleading and particulars by 12 September 2025. The matter was then adjourned for a further case management hearing to a date to be fixed. This means the decision is a procedural waypoint in an ongoing proceeding, not the final resolution of the underlying claims.

Source notes

This page is based on the Federal Court judgment in BCI Media Group Pty Ltd v CoreLogic Australia Pty Ltd (Amendment and Strikeout) [2025] FCA 1030, including the orders, catchwords and reasons available from the Court. The judgment clearly supports the procedural outcomes described here: limited leave to amend, refusal of the loss of value amendments, re-pleading of parts of paragraph 43, dismissal of the strikeout application, and costs orders against BCI.

Because this is an interlocutory decision within a larger proceeding, it should be read as a procedural explainer rather than a final account of the substantive copyright and commercial allegations. The broader factual background of the main dispute may be more extensive than what is necessary to explain this amendment and strikeout ruling.