AIM
Inside AIM Guidance
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Coronavirus – Update of financial reporting deadlines
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Coronavirus – Financial reporting deadlines
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Coronavirus – IFRS 16 Amendment
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Coronavirus – Temporary measures for publication of half-yearly reports
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Coronavirus - Temporary measures for publication of annual audited accounts
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Coronavirus - Temporary measures
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Staffing of Nominated Advisers
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AIM designated market route
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Preparation for corporate governance changes
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Interaction of social media with disclosure obligations under the AIM rules
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Market abuse regulation - Closed periods and preliminary results
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Preparation for market abuse regulation
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Market abuse regulation
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AIM company disclosures relating to equity financing products
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Regulation S, Category 3 Securities
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Consideration of free float
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Systems, Procedures and Controls – Financial Policies and Procedures
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Inside AIM Newsletter - Issue 1
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Inside AIM Newsletter - Issue 2
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Inside AIM Newsletter - Issue 3
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Inside AIM Newsletter - Issue 4
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Inside AIM Newsletter - Issue 5
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Index of AIM rules
Nominated Adviser forms
International Security Markets
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International Securities Market Rulebook
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Eligibility checklist for admission to trading
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Schedule 01 - Issuer disclosure : All securities
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Schedule 02 - Additional issuer disclosure for asset-backed securities and insurance linked securities
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Schedule 03 - Securities disclosure : All securities
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Schedule 04 - Additional securities disclosure for derivative securities
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Schedule 05 - Additional securities disclosure for asset-backed securities
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Schedule 06 - Additional securities disclosure for convertible securities
Service Announcements 2026
February
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LIVE - 001-26022026 - TRADEcho - ESMA MiFIR Review Changes - Go-live Confirmation - Monday 2 March 2026
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CDS - 001 - 18022026 - London Stock Exchange Customer Development Service (CDS) – Maintenance Day – Thursday 26 February 2026
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CDS & LIVE - 001 - 06022026 - London Stock Exchange – XLON Instrument Reference Data File – Required Updates for Non-SEDOL Customers
January
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LIVE - 001 -30012026 - London Stock Exchange Delayed Market Data – TRADEcho EU Post-Trade File Changes Q1 2026
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LIVE - 001 -28012026 - London Stock Exchange Alternative Site Recovery (ASR) Test – Saturday 28 March 2026
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CDS - 001 - 27012026 - Tradecho CDS - Esma Mifir Review Changes and Maintenance Day
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Live-001-19012026-TRADEcho-Pre-TradeRe-architecture Confirmation - Monday 26 January 2026
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Live - 001 - 08012026 - TRADEcho - Changes to SINT Trade Handling for Non-Equity Instruments
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LCDS - 001 - 07012026 - London Stock Exchange Legacy Customer Development Service (LCDS) – Maintenance Day – Thursday 15 January 2026
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LIVE - 001 - 06012026 - TRADEcho – Pre-Trade Re-architecture – Customer Dress Rehearsal (CDR)
Service Announcements 2025
December
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LIVE – 001 - 18122025 - Quarterly Review of Exchange Market Size (EMS) for Exchange Traded Products (ETPs)
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Live – 001 – 17122025 - TRADEcho – Pre-Trade Re-architecture – Customer Dress Rehearsal (CDR) & Production Go-live – Update
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LIVE & CDS - 002 - 11122025 - TRADEcho CDS – ESMA MiFIR Review Changes - Update
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LCDS - 001 - 11122025 - TRADEcho Legacy Customer Development Service (LCDS) – Maintenance Day – Friday 19 December 2025
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Live – 001 – 08122025 - December 2025 Quarterly Review
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LIVE & CDS – 001 - 02122025 TRADEcho CDS – ESMA MiFIR Review Changes
November
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Live - 001 - 28112025 - Update to London Stock Exchange Trading Services Price List effective 1 January 2026
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Live - 001 - 27112025 - London Stock Exchange – Next Functional Release 1.25.3 Reminder
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Live & CDS - 001 - 26112025 - Decommissioning of the Order book for Retail Bonds (ORB) and amendments to Retail Bond Offering
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CDS - 001 - 20112025 - London Stock Exchange Customer Development Service (CDS) and TRADEcho Customer Development Service (CDS) - Early Closure Day Thursday 11 December 2025
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Live - 001 - 17112025 - London Stock Exchange – Delayed Market Data Service Changes Q4 2025 - Update
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CDS – 001 – 13112025 - TRADEcho CDS – FCA Regulatory Changes – FCA PS 24/14 changes – Documentation Update
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CDS – 001 – 07112025 - TRADEcho CDS – FCA Regulatory Changes – FCA PS 24/14 changes and Maintenance Day
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Live - 001 - 06112025 - TRADEcho – Pre-Trade Re-architecture – Customer Dress Rehearsal (CDR) & Production Go-live - Postponed
Main market admission
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Admission and Disclosure Standards
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Form 1 - Application for admission of securities to trading (effective from 27 February 2023)
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LSE early notification form
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When issue dealing application form
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Sustainable bond market issuer application
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Order book for retail bonds static data form
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Order book for fixed income static data form
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Issue of ETFs Main – Static Data form
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Issue of ETPs Main – Static Data form
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Equity Admission Requirements
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ETF / ETP Admission Requirements
London stock exchange notices 2026
February
January
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Changes to retail bonds offering and notification of rule amendments
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Feedback on N11/25 - Consultation on amendments to the International Securities Market Rulebook
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FCAs New rules for the public offers and admissions to trading regime : Amendments to London Stock Exchange Admission and Disclosure Standards
