Welcome to the LEI Compliance Guides hub. This page introduces short, practical guides that help you decide when an LEI is required, how to implement pre‑trade and onboarding controls, and how to keep records current with minimal friction. Content is vendor‑neutral and for information only.
On this page:
Start here
If you are new to LEIs, begin with the basics and a quick tour of regulatory use. Then jump into the focused sub‑guides below.
- What is an LEI? — plain‑English overview
- LEI code format (ISO 17442) — structure & validation
- LEI Regulations — EU, UK, US & global summary
- Who issues LEIs — LOUs & Registration Agents
Sub‑guides
When is an LEI required?
Concise rules‑of‑thumb and examples by activity: trading, onboarding, reporting, and procurement. Includes a printable checklist.
When is an LEI required? (Banks & counterparties)
Expectations from banks, trading venues, and service providers: where LEIs are expected even when not strictly mandated by law.
Checklists & controls
- Pre‑trade control: If the client is a legal entity, block execution without a valid LEI; capture status and last update date.
- Onboarding: Validate format and check digits, match registry names exactly, and store signatory evidence.
- Reporting: Confirm the correct identifier type per role (LEI vs national ID) and monitor counterpart LEIs approaching lapse.
- Renewal: Align annual renewal with compliance calendars and set automated reminders.
FAQ
Is this legal advice?
No. These guides are informational and vendor‑neutral. Always consult the latest rules, regulator Q&As, and your legal team.
Does an LEI replace VAT/EORI/BIC?
No. Each identifier serves a different purpose. See LEI vs VAT / EORI / BIC for a quick comparison.
Do natural persons need an LEI?
No. Natural persons use national identifiers. LEIs apply to legal entities only.