Reading the bill’s publication files and writing a plain-English Green Book note…
Reading the bill’s publication files and writing a plain-English Green Book note…
Proposal 2801
To make provision for the making of orders in connection with national security risks arising from the acquisition of control over certain types of entities and assets; and for connected purposes.
Appraisal prepared just now from the official papers. Next scheduled update after the next sitting or within about 24 hours.
Sponsor: Department for Business, Energy and Industrial Strategy
Open publications on bills.parliament.ukPlain-English note and Green Book five-case reading from the official papers — the heart of this page.
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In plain English
ONAL SECURITY CHAPTER 1 CALL-IN POWER 1 Call-in notice for national security purposes 2 Further provision about call-in notices 3 Statement about exercise of call-in power 4 Consultation and parliamentary procedure CHAPTER 2 INTERPRETATION 5 Meaning of “trigger event” and “acquirer” 6 Notifiable acquisitions 7 Qualifying entities and assets 8 Control of entities 9 Control of assets 10 Holding and acquiring interests and rights: supplementary 11 Exceptions relating to control of assets 12 Trigger events: supplementary CHAPTER 3 APPROVAL OF NOTIFIABLE ACQUISITION 13 Approval of notifiable acquisition National Security and Investment Billii CHAPTER 4 PROCEDURE Procedure in respect of notifiable acquisition 14 Mandatory notification procedure 15 Requirement to consider retrospective validation without application 16 Application for retrospective validation of notifiable acquisition 17 Retros
The papers we read for this bill do not say who would be affected if it became law.
ONAL SECURITY CHAPTER 1 CALL-IN POWER 1 Call-in notice for national security purposes 2 Further provision about call-in notices 3 Statement about exercise of call-in power 4 Consultation and parliamentary procedure CHAPTER 2 INTERPRETATION 5 Meaning of “trigger event” and “acquirer” 6 Notifiable acquisitions 7 Qualifying entities and assets 8 Control of entities 9 Control of assets 10 Holding and acquiring interests and rights: supplementary 11 Exceptions relating to control of assets 12 Trigger events: supplementary CHAPTER 3 APPROVAL OF NOTIFIABLE ACQUISITION 13 Approval of notifiable acquisition National Security and Investment Billii CHAPTER 4 PROCEDURE Procedure in respect of notifiable acquisition 14 Mandatory notification procedure 15 Requirement to consider retrospective validation without application 16 Application for retrospective validation of notifiable acquisition 17 Retros
Same bill, simpler words — a deeper read without the jargon.
Imagine the country is making a new rule. This one is about: ONAL SECURITY CHAPTER 1 CALL-IN POWER 1 Call-in notice for national security purposes 2 Further provision about call-in notices 3 Statement about exercise of call-in power 4 Consultation and parliamentary procedure CHAPTER 2 INTERPRETATION 5 Meaning of “trigger event” and “acquirer” 6 Notifiable acquisitions 7 Qualifying entities and assets 8 Control of entities 9 Control of assets 10 Holding and acquiring interests and rights: supplementary 11 Exceptions relating to control of assets 12 Trigger events: supplementary CHAPTER 3 APPROVAL OF NOTIFIABLE ACQUISITION 13 Approval of notifiable acquisition National Security and Investment Billii CHAPTER 4 PROCEDURE Procedure in respect of notifiable acquisition 14 Mandatory notification procedure 15 Requirement to consider retrospective validation without application 16 Application for retrospective validation of notifiable acquisition 17 Retros. The people who would notice most are: we are still checking who that would be. If it became a real law, the everyday change would be: ONAL SECURITY CHAPTER 1 CALL-IN POWER 1 Call-in notice for national security purposes 2 Further provision about call-in notices 3 Statement about exercise of call-in power 4 Consultation and parliamentary procedure CHAPTER 2 INTERPRETATION 5 Meaning of “trigger event” and “acquirer” 6 Notifiable acquisitions 7 Qualifying entities and assets 8 Control of entities 9 Control of assets 10 Holding and acquiring interests and rights: supplementary 11 Exceptions relating to control of assets 12 Trigger events: supplementary CHAPTER 3 APPROVAL OF NOTIFIABLE ACQUISITION 13 Approval of notifiable acquisition National Security and Investment Billii CHAPTER 4 PROCEDURE Procedure in respect of notifiable acquisition 14 Mandatory notification procedure 15 Requirement to consider retrospective validation without application 16 Application for retrospective validation of notifiable acquisition 17 Retros.
Green Book 2026 · 5 Case Model
ONAL SECURITY CHAPTER 1 CALL-IN POWER 1 Call-in notice for national security purposes 2 Further provision about call-in notices 3 Statement about exercise of call-in power 4 Consultation and parliamentary procedure CHAPTER 2 INTERPRETATION 5 Meaning of “trigger event” and “acquirer” 6 Notifiable acquisitions 7 Qualifying entities and assets 8 Control of entities 9 Control of assets 10 Holding and acquiring interests and rights: supplementary 11 Exceptions relating to control of assets 12 Trigger events: supplementary CHAPTER 3 APPROVAL OF NOTIFIABLE ACQUISITION 13 Approval of notifiable acquisition National Security and Investment Billii CHAPTER 4 PROCEDURE Procedure in respect of notifiable acquisition 14 Mandatory notification procedure 15 Requirement to consider retrospective validation without application 16 Application for retrospective validation of notifiable acquisition 17 Retros
It is currently at Royal Assent in the Unassigned, sponsored by Department for Business, Energy and Industrial Strategy.
Accountability · outcome beside Green Book evidence
National Security and Investment Act 2021 became law. The official papers we read covered some Green Book cases well and left gaps in others. For accountability, the outcome sits beside a mixed evidence trail — worth reading the case notes below.
Strategic: ONAL SECURITY CHAPTER 1 CALL-IN POWER 1 Call-in notice for national security purposes 2 Further provision about call-in notices 3 Statement about exercise of call-in power 4 Consultation and parliamentary procedure CHAPTER 2 INTERPRETATION 5 Meaning of “trigger event” and “acquirer” 6 Notifiable acquisitions 7 Qualifying entities and assets 8 Control of entities 9 Control of assets 10 Holding and acquiring interests and rights: supplementary 11 Exceptions relating to control of assets 12 Trigger events: supplementary CHAPTER 3 APPROVAL OF NOTIFIABLE ACQUISITION 13 Approval of notifiable acquisition National Security and Investment Billii CHAPTER 4 PROCEDURE Procedure in respect of notifiable acquisition 14 Mandatory notification procedure 15 Requirement to consider retrospective validation without application 16 Application for retrospective validation of notifiable acquisition 17 Retros
Economic: Gap — The papers we read for this bill do not give a figure in pounds for what it would cost or save. That is not a yes or no on the bill.
Commercial: Gap — The papers we read for this bill do not say how this would be bought, contracted or put in place.
Financial: Gap — The papers we read for this bill do not say who would pay for it, or where the money would come from.
Management: (4) If the Secretary of State decides to give a call-in notice, the notice must be given to— (a) the acquirer, (b) if the trigger event relates to a qualifying entity, the entity, and (c) such other persons as the Secretary of State considers appropriate. (6) The Secretary of State may not give a call-in notice unless a statement has been published (and not withdrawn) for the purposes of section 3.
This is an accountability reading, not a recommendation and not a score. It does not say whether Parliament should have passed or rejected the bill. It only sets the actual parliamentary outcome beside how complete the Green Book five-case evidence was in the official papers.
These UK Acts sit in a similar policy space and are already law. Pairing uses this proposal’s official papers (and the plain-English note themes). It is not a verdict that the proposal is redundant or unnecessary.
UK Act · Royal Assent · 2026-08-19
National Security (State Threats) Act 2026
Same policy area (“Defence”) with overlapping title wording. Matched using wording from this bill’s official papersAlready law — useful context when asking whether this bill adds something new or mainly revisits covered ground.
UK Act · Royal Assent · 2024-08-19
National Security Act 2023
Same policy area (“Defence”) with overlapping title wording. Matched using wording from this bill’s official papersAlready law — useful context when asking whether this bill adds something new or mainly revisits covered ground.
UK Act · Royal Assent · 2021-12-15
Telecommunications (Security) Act 2021
Nearby policy wording to this bill. Matched using wording from this bill’s official papersAlready law — context only, not a verdict on whether the new bill is needed.
UK Act · Royal Assent · 2014-05-20
Defence Reform Act
Nearby policy wording to this bill. Matched using wording from this bill’s official papersAlready law — context only, not a verdict on whether the new bill is needed.