UK Visas

UK Immigration Rules Explained: Appendices, Structure and How to Read Them

The UK Immigration Rules explained: how they are organised, what Appendix FM, Skilled Worker and the others cover, and how to read them.

What the Immigration Rules are

The Immigration Rules are the Home Office’s statement of how it will decide applications to enter or stay in the UK. They are made by the Home Secretary and laid before Parliament, and they run to many hundreds of pages. They are not an Act of Parliament, but the courts treat them as law that the Home Office must apply.

How they are organised

The Rules were reorganised in recent years into a smaller number of parts and a long series of Appendices, one for each route. A visa application is decided by reading the relevant Appendix together with the general rules.

Part or Appendix What it covers
Appendix FM Family routes: partners, children, parents and adult dependent relatives, with the financial requirement. See the spouse and partner visa
Appendix Private Life Private life routes. See human rights and private life
Appendix EU The EU Settlement Scheme. See the EU Settlement Scheme
Appendix Skilled Worker The Skilled Worker route. See the Skilled Worker visa
Appendices for other routes Student, Graduate, Global Talent, Innovator Founder, Global Business Mobility, Visitor and others
Appendix English Language How English is proved. See English language requirements
Appendix Suitability Criminality and earlier breaches of immigration law. See overstaying and re-entry bans
Appendix Settlement and Long Residence Settlement. See indefinite leave to remain and long residence
Appendix Administrative Review When and how administrative review is available. See administrative review

How they change

The Rules change several times a year, through documents called Statements of Changes, which usually take effect on a stated date and often apply to applications made on or after that date. A change can alter a salary threshold, a fee, an English level or the qualifying period for settlement. Transitional provisions can protect people already on a route, but not always. Because the rules in force on the date of your application usually decide it, the date you apply can matter.

Rules, guidance and policy

The Rules are only part of the picture. The Home Office also publishes guidance for caseworkers, which says how they will apply the Rules in practice, and some decisions turn on policies outside the Rules. Where the Rules do not give you what you want, a human rights argument may still succeed. See the Human Rights Act and the Convention.

Reading the Rules yourself

The official text is on GOV.UK. It is dense, and it is easy to read the wrong version or the wrong Appendix. If your decision hangs on a particular rule, we will set out the rule, the date from which it applies and how it has been interpreted.

How we help

We identify the rules that apply to your application on the date you apply, tell you what the Home Office must be satisfied of, and prepare the evidence to match. Book a consultation below.

What you must show

  1. I

    The right Appendix

    For your route.

  2. II

    The version in force on the date you apply

    Rules change by Statements of Changes.

  3. III

    The guidance

    Which shows how the Home Office applies the rules.

How it works

  1. 01

    Find your route's Appendix

    From the table.

  2. 02

    Check the date

    That the version applies to you.

  3. 03

    Read the guidance

    As well as the Rules.

Questions we are asked

What is Appendix FM?

The part of the Immigration Rules that covers family routes: partners, children, parents and adult dependent relatives.

What is Appendix EU?

The part of the Rules that sets up the EU Settlement Scheme.

Do the Rules change often?

Yes, several times a year, through Statements of Changes.

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Your next step

Speak to an adviser about The Immigration Rules explained

Tell us where you stand and we will tell you what the options are, what each would cost and what to do first. The fee is fixed and agreed before you book.

  • Regulated by the Immigration Advice Authority
  • A lawyer, not a call centre
  • You decide afterwards, with no obligation

This page is general information, not legal advice. The Immigration Rules, fees and waiting times change often, sometimes at short notice. Check the official source, or ask us about your own circumstances, before you act on it.

How we handle it

From first consultation to final decision.

  1. Book an initial consultation

    Initial consultation

    A lawyer maps your best route with you: your options, the risks in each and what each will cost, before you commit to anything.

    Fixed fee from £99
  2. Document preparation

    We tell you exactly what is needed, check every document against the rules and chase what is missing, so that nothing is left to chance.

    Checked by a lawyer
  3. Application filing and tracking

    We prepare and file your application with full legal representation: detailed legal arguments, set out on our official letterhead, in support of you. Then we track it to a decision.

    Fee agreed first
  4. Decision and what follows

    We stay with you after the decision: your next steps and, if it is wrong, your options on review or appeal.

    Ongoing
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