Tracks reckonable residence, the continuous final year, and the 70-day absence rule against current naturalisation guidance.
Which route are you checking?
The marriage/civil-partnership route also requires 3 years of marriage or civil partnership, separate from the residence day count. This date is used to check that condition.
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Residence / Stamp Periods
Only stamps 1, 1G, 1H, 3, 4 and 5 count as reckonable. Stamp 1G only counts if it's immediately followed by a Stamp 1 or 4 — the calculator checks this automatically.
#
Start
End
Stamp
Days
✈️
Travel / Absences
The day you leave and the day you return don't count as absence days.
#
Left
Returned
Reason
Days
This tool estimates eligibility based on published guidance and is not legal advice. Naturalisation remains at the Minister for Justice's discretion even where the day counts are met. Confirm your figures with an immigration solicitor or the Immigration Service Delivery before applying.
PENDING
Naturalisation
Residence Eligibility
Waiting for dates…
Total days
0
Final year
0
Earlier years
0
Waiting…
📅 Rolling 5-Year Breakdown
Waiting…
⏱ 70-Day Rule — Final Continuous Year
Historical absence buffer (not used)
0
Earlier-year absences are informational and are not automatically added back or converted into waiting days.
First safe application date
—
Based on residence, marriage duration (if applicable) and final-year travel