180-Day Rule for ILR UK — Free Absence Check 2026

The 180-day rule means you must not spend more than 180 days outside the UK in any single 12-month period during your ILR qualifying period. The rule applies to each rolling 12-month window — not just the calendar year. Breaching it can make you ineligible for ILR even if you have lived in the UK for 5 years.

Key Facts at a Glance

Detail	Information
Maximum absences allowed	180 days in any single 12-month rolling period
How the window works	Rolling — not fixed calendar year
Qualifying period (most routes)	5 years (Skilled Worker, Family)
Qualifying period (Long Residence)	10 years
What counts as a day outside	Any full or partial day you are not in the UK
Where UKVI checks your travel history	GOV.UK — "Check your travel history" service
ILR fee if refused for breach	£3,226 — not refunded
Form to report travel history	Declared in your SET(O), SET(M), or SET(LR) form

Quick Overview

✅ The 180-day rule applies to each rolling 12-month window — not the 5 years in total
✅ You can check your travel history using the GOV.UK "Check your travel history" tool
✅ Use our free UK absence calculator to enter all your trips and see if any window breaches 180 days
✅ Most ILR applicants have never breached the rule — one breach is not automatic refusal if exceptional circumstances apply
⚠️ The window rolls daily — a long trip spanning two calendar years can still breach the rule in a single 12-month window
⚠️ Departure day and arrival day can both count as days outside depending on how UKVI calculates — be conservative
📌 UKVI has access to your passport stamp data and HMRC records — do not undercount your absences
📌 If you have ever worked abroad for your UK employer, those days still count as days outside the UK
💡 Keep a record of every trip outside the UK from day one — receipts, boarding passes, hotel bookings
💡 If you think you may have breached the rule, get legal advice before submitting your ILR application

What Is the 180-Day Rule?

The 180-day rule is a continuous residence requirement. It applies during your ILR qualifying period — the years you must live in the UK before you can apply for Indefinite Leave to Remain.

During that qualifying period, you must not spend more than 180 days outside the UK in any single 12-month window. The Home Office uses a rolling 12-month window, not fixed calendar years. This is important and often misunderstood.

Use our free UK absence calculator to check whether any 12-month window in your qualifying period contains more than 180 days outside the UK.

How the Rolling 12-Month Window Works

The rolling window is the part of this rule that catches most people off guard. Here is how it works.

The Home Office does not assess your absences from 1 January to 31 December each year. They look at every possible 12-month period within your qualifying period. This means any stretch of 12 consecutive months is assessed independently.

Example: You leave the UK on 1 January 2025. You return on 1 July 2025. That is 181 days outside the UK — a breach of the 180-day rule. Even if you spent very little time outside the UK in all other periods, this single window would be flagged.

Another example: You take two trips per year — 90 days in summer and 95 days in winter. In a fixed calendar year, that is 185 days — a breach. But if the winter trip spans December and January, the window from July to July might contain 90 days (summer) plus only 30 days (December portion) — well under 180. A rolling calculation is more complex than it looks. That is why the absence calculator is useful.

The key point: every 12-month stretch from any starting date within your qualifying period is checked individually.

What Counts as a Day Outside the UK?

The Home Office counts your departure day as a day outside the UK. Your return day may or may not count depending on the specific calculation method, but you should be conservative and assume it does count.

Here is what definitely counts as a day outside:

Any full day you spend abroad
The day you depart the UK (even if you left at 11pm)
Days spent in transit outside the UK (e.g., a stopover that spans midnight)

Here is what does not count as a day outside:

The day you return to the UK, if you arrive on UK soil that day (though be conservative — count it anyway when planning)
Time spent in the UK even if you are between visas, as long as you have leave to remain

Business trips, holidays, and family visits all count equally. Working abroad for a UK employer does not give you an exemption — those days still count.

How to Calculate Your Own Absences

The most reliable method is to calculate your absences for every possible 12-month window within your qualifying period. This is difficult to do manually if you have travelled frequently.

Here is a step-by-step approach:

List every trip outside the UK — departure date, return date, destination
Calculate the number of days for each trip (count departure day, exclude return day as a starting point)
For each possible 12-month window in your qualifying period, add up all the days you were outside the UK
If any window exceeds 180 days, you may have a problem

Our free UK absence calculator does this automatically. Enter your trips, and it checks every rolling 12-month window across your full qualifying period.

You can also check your travel history with the GOV.UK "Check your travel history" service. This pulls your border crossing data from Home Office records. It is a good cross-reference — but it may not be fully complete for older travel.

What Happens If You Breach the 180-Day Rule?

If UKVI finds you have exceeded 180 days in any 12-month window, they can refuse your ILR application. The fee (£3,226 per person from 8 April 2026) is not refunded if your application is refused. Before applying, run our free ILR refusal risk checker to identify any issues.

A single breach does not always lead to automatic refusal. UKVI can use discretion where there are exceptional circumstances — for example, a serious medical emergency abroad, a bereavement, or the COVID-19 pandemic. You would need to provide strong evidence.

If you think you have breached the rule, you have a few options:

Wait until the window containing the breach falls outside your qualifying period (i.e., wait until 5 years of compliant residence has accumulated)
Seek legal advice from a qualified immigration solicitor before applying
Apply with a covering letter explaining exceptional circumstances and supporting evidence

Do not submit an application hoping UKVI will not notice. Border records, passport data, and HMRC employment records are all available to caseworkers.

Do Short Trips Matter?

Yes. Every day outside the UK counts toward your 180-day total, whether you are on a weekend break or a 6-month work assignment.

A single 2-week holiday is 14 days. If you take 13 of those per year, that is 182 days — a breach. Frequent short trips add up fast. The absence calculator is particularly useful if you travel often, because it catches accumulation across many small trips.

The good news: most people who take a normal amount of holiday — say, 4–6 weeks per year — will not come close to 180 days. You have a substantial buffer. The rule is designed to catch people who spend long periods abroad, not those who take reasonable holidays.

Common Mistakes

❌ Thinking the rule applies to calendar years
Many applicants assume they get 180 days per calendar year from January to December. The rule uses rolling 12-month windows. A long trip over the New Year holiday can breach the rule in a window that spans two calendar years — even if each calendar year individually looks fine.

❌ Counting total absences across 5 years instead of per window
The rule is not 900 days over 5 years. It is 180 days in any single 12-month window. You could spend 170 days abroad in year 1 and 170 days in year 2 — both individually under 180 — but if those years overlap in a rolling window you could still breach the limit.

❌ Not keeping records of absences
UKVI will ask you to declare all absences on your ILR application form. If you cannot accurately list your trips, you risk under-declaring (which could be treated as misrepresentation) or over-estimating and triggering a review. Keep records — even a simple spreadsheet — from the start of your qualifying period.

❌ Forgetting employer-sponsored overseas trips
If your UK employer sent you abroad for a project for 3 months, those days count. Business travel does not receive special treatment under the 180-day rule. This catches many Skilled Worker visa holders who regularly travel for work.

❌ Assuming departure and arrival days are safe
Some people count only the nights spent abroad. UKVI counts days, not nights. Your departure day is a day outside the UK. Being conservative and counting both departure and return days will always give you a safer estimate.

Expert Tips

Start tracking from day one. Do not wait until your 4th year to reconstruct your travel history. A simple note in your phone — date out, date back — takes 10 seconds and saves hours of stress later.
Use the GOV.UK travel history service as a cross-check. Visit GOV.UK and search "check your travel history UK" to see what records the Home Office holds. Compare this against your own records. Fix any discrepancies before you apply.
Build a buffer. If you are approaching 130–140 days in a 12-month window, slow down your travel for the next few months. You have time to course-correct if you track absences regularly.
COVID absences may have discretion applied. If you were stranded abroad during the pandemic (2020–2021), document it fully. GOV.UK published guidance stating that COVID-related absences would be considered sympathetically. Keep your evidence — airline cancellation notices, government travel bans, medical records.
Get legal advice before applying if you are unsure. An immigration solicitor review of your absence history typically costs £200–£500. That is far cheaper than a refused application and a lost £3,226 fee.

Frequently Asked Questions

Does the 180-day rule reset every January?

No. The rule uses rolling 12-month windows, not calendar years. Every possible 12-month period within your qualifying period is assessed. A long trip straddling December and January can still breach the limit in a window that spans both months.

Can I exceed 180 days if I have a good reason?

UKVI can use discretion in exceptional circumstances — serious illness, bereavement, or documented emergencies. You must provide strong supporting evidence. Routine business trips or extended holidays do not qualify as exceptional circumstances. Do not rely on discretion — it is rarely applied.

What is the total number of days I can spend outside the UK over 5 years?

There is no fixed total across the full 5-year qualifying period. The limit is 180 days in any single 12-month rolling window. In theory, if each rolling window stays under 180 days, you could spend more than 900 days abroad over 5 years — but this is extremely difficult to achieve without breaching a window.

Does my employer need to confirm my business travel?

Not explicitly, but declaring business trips is important. If UKVI questions your absence history, an employer letter confirming the purpose and dates of overseas assignments will support your application. It also demonstrates that your absences were not personal choice.

How does the 180-day rule affect my family members applying at the same time?

Each family member's absences are assessed individually. Your spouse or partner must independently meet the 180-day rule across their own qualifying period. Absences are not combined or averaged across a family. Read more about costs for multiple applicants in our ILR cost guide.

Does the 180-day rule apply to British citizens?

No. The 180-day rule applies only during your ILR qualifying period. Once you have ILR, you can travel freely without restriction. After ILR, the main rule to watch is the 2-year absence rule — spending more than 2 continuous years outside the UK can cause ILR to lapse. See our ILR vs British citizenship guide for more on this.

When should I use the absence calculator?

Use it at least 12 months before your planned ILR application date. This gives you time to course-correct if you find a breach. Run it again 3 months before applying to confirm your position. Use our free UK absence calculator now — it takes around 5 minutes to enter your full travel history.

How This Aligns With Official Guidance

The 180-day rule is set out in the Home Office's Long Residence and Continuous Residence guidance on GOV.UK. The rolling 12-month window calculation is confirmed in the Immigration Rules, Appendix Continuous Residence. The guidance states that caseworkers will check any 12-month period within the qualifying period — not only fixed calendar years. GOV.UK also confirms that the day of departure counts as a day outside the UK for the purposes of this calculation.

Official Resources

Our Free Tools

UK Absence Calculator — enter every trip and check every rolling 12-month window instantly
ILR Eligibility Calculator — find your exact ILR eligibility date and total cost
ILR Document Checklist — printable checklist by visa type
Life in the UK Test Practice — start practising now, free

Also useful: How much does ILR cost in 2026? and ILR vs British citizenship — which should you apply for?

Start Checking Your Absences Now

Use our free UK absence calculator to enter all your trips and see instantly whether any 12-month window in your qualifying period exceeds 180 days. It takes around 5 minutes and could save your ILR application.

Last reviewed: April 2026 — figures correct at time of publication. Always check GOV.UK for the latest fees and requirements.