Who

Use should use this form

You

• you shouldhave usea formcertificate CA8454of ifcoverage for the period that you need ana S1 for:

  • for your dependents whowhile liveworking temporarily in an EU country, Iceland,Iceland Liechtenstein, Norway,Norway or Switzerland

  • you need a S1 for yourself and you’reyour onlydependents if you are living and working in the UK

  • your dependentsand paying UK National Insurance contributions who liveis, or will be, resident in an EU country, Iceland, Liechtenstein, Norway, or Switzerland andwhile you’reon workingmaternity, atpaternity leastor someadoption ofleave

  • you theare timeliving inand anyworking ofin thosethe countries,UK and youneed have a certificateS1 offor coverageyour (PDA1)dependents confirmingwho youlive doin notan needEU tocountry, payIceland, socialLiechtenstein, securityNorway, contributionsor inSwitzerland
  • you thealready countryhave youa certificate of coverage, are workingresident in

  • yourself andin youran dependentsEU andcountry, you’reIceland, onLiechtenstein, maternity,Norway, paternity or adoptionSwitzerland leave,but orwork soononly willin be,the UK and willneed livea duringS1 thisfor periodyour dependents

  Before you start

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Whenworker, notand toneed usehealthcare thiscover form

Dofor notyourself useonly, thisyou formshould ifapply youfor onlya requirecertificate anof S1coverage for— yourselfthis andcertificate confirms that you arepay either:

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• livingcontributions inthere.

  If aneligible EUfor country,a Iceland,S1 Liechtenstein,it Norwaywill orbe Switzerlandautomatically andissued onlyalongside workingyour incertificate theof UK

InYou thesecan circumstancesalso youapply shouldfor applythe S1 for your dependents when applying for a certificate of coverage if you are employed or self-employed and ifonly eligibleworking youtemporarily willin automaticallyone becountry issuedwithin withthe anEU, S1.

FindIceland, moreLiechtenstein, informationNorway, aboutor Switzerland.

Read National Insurance if you work abroad includingfor more information on certificates of coverage and(including how to apply.apply).

What you’ll need

If you or an agent complete the application you will need to tell HMRC if you:

• have changed your name and, if so, what your previous name was
• are a national of the EU, Norway, Iceland, Switzerland or Liechtenstein and if you have an EU Settlement Scheme status
• have more than one nationality ― you will need to give details about how you got each one
• have a family member who is a national of the EU, Norway, Iceland, Switzerland or Liechtenstein ― you will need their details including their relationship with you
• have the client reference number ― if you are an agent

If you are an agent

If you are an agent working on behalf of your client, your client needs to fill in an authorising your agent (64-8) form.

You should submit the completed form with your CA8454 application form.

How to apply

Apply online

You’ll need to sign in to use this service. If you do not already have sign in details, you can create them when you first apply.

Start now

Apply by post

1. Get all of your information together before you start. You will fill this form in online and you cannot save your progress.

2. Fill in the form on screen.

3. Print and post it to HMRC, using the postal address shown on the form.

Email HMRC to ask for this form in Welsh.

What happens next 

We’ll confirm and send a healthcare cover certificate if you’re eligible for this period abroad.

Check when you can expect a reply

You can check when you can expect a reply from HMRC about the application that you have submitted.