China Spying Case Debate

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Department: Cabinet Office

China Spying Case

Nick Thomas-Symonds Excerpts
Tuesday 28th October 2025

(2 days, 5 hours ago)

Commons Chamber
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Nick Thomas-Symonds Portrait The Paymaster General and Minister for the Cabinet Office (Nick Thomas-Symonds)
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I will do my best, Madam Deputy Speaker. It is always a pleasure to follow the hon. Member for Brentwood and Ongar (Alex Burghart). First, I want to reinforce, not just as a Minister, but as a parliamentarian, the Government’s deep regret about the collapse of the criminal case concerning the two individuals charged under the Official Secrets Act 1911. Everyone in the Government was hoping that the trial would go ahead and planning on the basis that it would.

As a reminder, following the arrests of Christopher Cash and Christopher Berry in March 2023 as part of a counter-espionage operation, counter-terrorism police requested that the deputy National Security Adviser act as a witness in the case. [Interruption.] Let me go through this, because it is important to the challenges made by the hon. Gentleman. The DNSA made it clear that he would provide evidence on the basis of the Government’s position at the time of the offences, and that is crucial to the judgment that has been made in this case. The first statement was drafted—

Chris Philp Portrait Chris Philp (Croydon South) (Con)
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Will the Minister give way?

Nick Thomas-Symonds Portrait Nick Thomas-Symonds
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I will make some progress, and then I will give way to the shadow Home Secretary.

The first statement was drafted between August and December 2023. During that time, Counter Terrorism Policing was updated on progress, including the information that the deputy National Security Adviser would not be able to call China an enemy, as that was not the position of the Government at the time of the offences.

Chris Philp Portrait Chris Philp
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On that point, will the Minister give way?

Nick Thomas-Symonds Portrait Nick Thomas-Symonds
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Okay, I will let the shadow Home Secretary intervene on that point.

Chris Philp Portrait Chris Philp
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The Minister has said twice in the last minute that the question was the policy of the last Government. Let me take him to page 4 of the letter from the Director of Public Prosecutions, dated Thursday of last week. In that letter, the DPP said—

Chris Philp Portrait Chris Philp
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The DPP said the opposite of what the Minister has said. He said that the issue was a question of fact, and not—categorically not—the policy of the last Government.

Nick Thomas-Symonds Portrait Nick Thomas-Symonds
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Oh dear, oh dear, oh dear! The right hon. Gentleman has just quoted page 4 of the DPP’s letter. Let me quote page 5 to him:

“The information that we required related to the period between 31 December 2021 and 3 February 2023. The position of the current Government was not relevant to the case.”

I suggest that the shadow Home Secretary look at the next page.

Chris Philp Portrait Chris Philp
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It is misleading.

Nick Thomas-Symonds Portrait Nick Thomas-Symonds
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No, it is not misleading. Will the right hon. Gentleman give me a moment? It was the position at the relevant time. What is even worse, however, is that the word “enemy” was not the position at the time. It came out of the statement, and that happened under the previous Government, I am afraid.

James Wild Portrait James Wild (North West Norfolk) (Con)
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Will the Minister give way?

--- Later in debate ---
Nick Thomas-Symonds Portrait Nick Thomas-Symonds
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I took interventions from the shadow Home Secretary, and I must now make some progress.

Before finalising his statement in December 2023, the deputy National Security Adviser sighted the then National Security Adviser and the then Cabinet Office permanent secretary. On 18 December—this was all under the previous Government—the permanent secretary came back with three comments for the DNSA to consider. The DNSA then finalised the statement, and his private office sent a final version of the draft to the then Prime Minister through the No. 10 private office and No. 10 special advisers. Once the statements were submitted they were not shared, and in April 2024, formal charges were laid. That was the position under the previous Government.

Two supplementary witness statements from the DNSA were submitted in February and August 2025, following requests from Counter Terrorism Policing for further detail on the nature and extent of the threat to the UK from China. For the second statement, CTP specifically asked the DNSA to comment on whether China as a state, during the period from 31 December 2021 to 3 February 2023, posed an active threat; and whether that remained the case. For the third statement, CTP requested that the DNSA provide further points of detail regarding the UK Government’s assessment of the nature and extent of the threat, with examples. The DNSA faithfully and with full integrity—I noted that the shadow Chancellor of the Duchy of Lancaster implied that somehow he was not compliant with part 35 of the civil procedure rules—set out the various threats posed by the Chinese state in line with the UK Government’s position at the material time, in order to try to support a successful prosecution. We then come, obviously, to the meeting on 1 September to which the shadow Chancellor of the Duchy of Lancaster referred, and with which I shall deal in a moment.

I was fascinated by the opening speech of the shadow Chancellor of the Duchy of Lancaster, in which he talked of the “clarity” of the last Government’s position.

“The government’s approach to China is guided by three pillars: strengthening our national security protections, aligning and cooperating with our partners, and engaging where it is consistent with our interest.”

Who said that? The shadow Chancellor of the Duchy of Lancaster did in 2023, and here he is now trying to talk about the clarity of the position in 2023.

Nick Thomas-Symonds Portrait Nick Thomas-Symonds
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Not for a moment.

On 1 September, the National Security Adviser convened a routine meeting to discuss the UK’s relationship with China in the context of this case and several other upcoming moments. That is entirely what we would expect the National Security Adviser to do. We have learned that entirely separately, and entirely independent of Government, the CPS was deliberating on not offering evidence in this case. On 3 September, the DPP told the Cabinet Secretary and the DNSA of his intention, subject to confirmation, not to put forward evidence, and unfortunately that decision was confirmed on 9 September. I must say to the Opposition that that is a matter of regret. It is quite rightly an independent decision, but it is a matter of regret. On 15 September 2025, the CPS officially confirmed the decision to discontinue the case against Cash and Berry.

I actually welcome scrutiny of that decision. That is why I welcome the Joint Committee on the National Security Strategy’s inquiry into espionage cases and the Official Secrets Act and the Intelligence and Security Committee’s investigations into how classified intelligence was used. Since we last discussed the matter in this House, the Chief Secretary to the Prime Minister, the Attorney General, the Cabinet Secretary, the National Security Adviser and the deputy National Security Adviser have all submitted evidence to the Joint Committee on the National Security Strategy.

Yesterday, the Joint Committee heard evidence from the Director of Public Prosecutions and the First Treasury Counsel, and from the Cabinet Secretary and the deputy National Security Adviser at a later session. Tomorrow, the Chief Secretary to the Prime Minister and the Attorney General will give more evidence. A question has been raised about the National Security Adviser; he will also be giving evidence soon, and certainly before the end of the year.

David Reed Portrait David Reed (Exmouth and Exeter East) (Con)
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The Minister expresses deep regret that this case has not gone to trial. I want to believe him on that, but the case did not go to trial. With the power of hindsight, if he was to go back and do this all again, what would the Minister have done differently to ensure that this case did go to trial?

Nick Thomas-Symonds Portrait Nick Thomas-Symonds
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I will tell the hon. Gentleman exactly what would have made a massive difference: if we could have updated the Official Secrets Act far sooner than 2023. That would have made a material difference. This case was being prosecuted under a 1911 Act. The National Security Act was passed in 2023. If only the shadow Chancellor of the Duchy of Lancaster had been in the Cabinet Office to be close to what was going on; perhaps the legislation could have been changed at an earlier stage and we would not be in this position.

Let me be clear with the House: the allegations of political interference in this case are absolutely baseless. The CPS decision to discontinue the case was independent of Government. Indeed, the Opposition should ask what the Director of Public Prosecutions himself said about that; he reiterated it again yesterday when he gave evidence, sitting alongside Tom Little KC.

Julian Lewis Portrait Sir Julian Lewis
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Can the Minister explain to the House, once and for all, how it is possible for a Government to believe that China is responsible for posing a wide range of threats, but is not a threat itself? He would clear matters up, and allay suspicions that the Government are holding back for economic reasons, if he would simply say that China is a threat to our national security. Will he say that?

Nick Thomas-Symonds Portrait Nick Thomas-Symonds
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China poses a multiplicity of threats; it poses a threat in terms of espionage, in terms of cyber, and in terms of economic security. However, with the greatest respect to the right hon. Gentleman, the issue is whether it was considered a threat at the material time, and I cannot go back and change that.

Peter Prinsley Portrait Peter Prinsley (Bury St Edmunds and Stowmarket) (Lab)
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I am listening carefully to what the Minister is saying, but can we be informed how MPs today are to be further protected from foreign intelligence services?

Nick Thomas-Symonds Portrait Nick Thomas-Symonds
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My hon. Friend is 100% correct, and that is a huge priority for the Government; it is a very serious issue. As I said when I opened this debate, it is not just about the position of the Government; I say as a parliamentarian that we in this place have to be protected from foreign interference.

The shadow Chancellor of the Duchy of Lancaster asked about the meeting on 1 September. We heard about that yesterday from the Cabinet Secretary and the deputy National Security Adviser, who both attended that meeting: it was a discussion about the bilateral relationship between the UK and China in the context of the case. The Cabinet Secretary made it clear yesterday that the meeting was entirely appropriate; no discussion of evidence took place, and everyone involved was participating on the assumption that the case was going to go ahead.

It was only on 3 September—as was confirmed by him in his evidence to the JCNSS yesterday—that the Director of Public Prosecutions informed the Cabinet Secretary and the DNSA of his intention, subject to confirmation, that the CPS would not be putting forward evidence at trial. The Attorney General was informed on the same day.

It is important that I finish this point, because I have been challenged on the chronology and I am only too delighted to enlighten the shadow Chancellor of the Duchy of Lancaster. The DPP confirmed to the Joint Committee on the National Security Strategy that the position was agreed after a period of internal decision making within the CPS in the run-up to the meeting on 3 September. At that meeting, the DPP made it clear that the facts must not be briefed out further, with the exception of informing the NSA and the permanent secretary at the FCDO. The Cabinet Secretary and the DNSA therefore did not inform anyone else until shortly before the case became public. On 9 September, the CPS confirmed the decision to offer no evidence to the DNSA. That is the chronology.

Let me now directly address what the shadow Chancellor of the Duchy of Lancaster said, because I am conscious of the time. There is already an established mechanism for Parliament to address this issue. The Government are fully co-operating with the Joint Committee on the National Security Strategy inquiry and the ISC, and will provide evidence and appear before the Committee in the usual way.

James Wild Portrait James Wild
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Will the Minister give way?

Nick Thomas-Symonds Portrait Nick Thomas-Symonds
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In one moment.

In the motion, the shadow Chancellor of the Duchy of Lancaster is seeking a wide range of documents. He was a Cabinet Office Minister himself, and he knows the sensitivity of those documents. He knows the legal professional privilege—

Alex Burghart Portrait Alex Burghart
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Will the Minister give way?

Nick Thomas-Symonds Portrait Nick Thomas-Symonds
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I will give the hon. Gentleman one more chance before I conclude. I say to him that highly classified material is subject to legal professional privilege and includes advice to the Prime Minister, which successive Governments have not released to the public. Why? Because it is in our interests to protect such material. The hon. Gentleman knows that in his heart of hearts.

Alex Burghart Portrait Alex Burghart
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I have always admired the shine on the Minister’s brass neck, and never so much as at this moment. I remember the Brexit debates, when he and many of the other gentlemen and ladies on the Labour Benches overrode legal privilege and asked for classified documents week after week. Members of this House may have been spied on, and the Government have a duty to be transparent. They cannot hide behind anything, given that they have previously asked for similar documents. Make them available!

Nick Thomas-Symonds Portrait Nick Thomas-Symonds
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I am looking at the hon. Gentleman and remembering the debates we had. Let me tell him the difference between what I was doing then and what is happening now. First, I was applying at the time, via a Humble Address mechanism, for a single document. By the way, his rather shambolic motion, which seems to be a fishing expedition, is totally imprecise. Secondly, that was not security material at this level, which is in our national interest.

Alex Burghart Portrait Alex Burghart
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You didn’t know that!

Nick Thomas-Symonds Portrait Nick Thomas-Symonds
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Yes, I did.

Let me emphasise that I support parliamentary scrutiny. I support and welcome the ongoing process with the Joint Committee on the National Security Strategy. I support the Government’s continuing to engage with the ISC. What we will not do, though, is accede to the hon. Gentleman’s demand. He knows in his heart of hearts that it would be totally inappropriate for the long list of material he has stuck in the motion to be put in the public domain. Asking for open publication is completely different from the appropriate parliamentary scrutiny which, quite rightly, will go on.

Let me conclude by saying this. The Government and I are gravely disappointed that the trial did not proceed. In response to the point that was put to me by the right hon. Member for New Forest East (Sir Julian Lewis), the DNSA’s evidence articulated clearly the range of threats that China posed to the UK’s national security and, indeed, our economic security at the material time. In the light of the threats that have been identified—I agree with the shadow Chancellor of the Duchy of Lancaster—this is a very grave matter. The Government are resolute in our determination to work across all parties and in partnership with the parliamentary security authorities, as was raised by my hon. Friend the Member for Bury St Edmunds and Stowmarket (Peter Prinsley), to ensure that espionage and interference by China or any other country is not successful in the UK.

None Portrait Several hon. Members rose—
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