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RULE STATUS · TRANSPARENCY

Know which rule version produced your result.

This registry is the source contract used by current calculations and report exports. It records review dates and scope; it does not claim that an authority has approved the product.

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Catalog: rule-catalog-v2. A report or saved scenario can become stale when its calculation version differs from this registry.
active · United States

US-SPT

Calculation version
us-spt-2026.1
Source reviewed
2026-09-20
Effective from
2026-01-01
Scope
Basic 31 / 183-day gate
Known limitation
Exempt days, closer-connection rules, treaties and residency start dates are not decided.

Recorded history

  • us-spt-2026.1 · 2026-09-20 — Initial reviewed production calculation contract.

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active · United States

US-FEIE-PPT

Calculation version
us-feie-ppt-2026.1
Source reviewed
2026-09-20
Effective from
2026-01-01
Scope
Physical Presence Test day-count condition only
Known limitation
Tax home, foreign earned income, a valid election, waivers and other FEIE requirements are not decided.

Recorded history

  • us-feie-ppt-2026.1 · 2026-09-20 — Initial reviewed best-window full-day calculation contract.

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active · Schengen Area

EU-90/180

Calculation version
schengen-90-180-2026.1
Source reviewed
2026-09-20
Effective from
2026-01-01
Scope
Basic short-stay recorded-day calculation
Known limitation
Visa stickers, residence permits, long-stay visas and bilateral arrangements are not decided.

Recorded history

  • schengen-90-180-2026.1 · 2026-09-20 — Initial reviewed multi-stay rolling-window contract.

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Independent planning tool. Calculations are informational estimates—not official determinations or legal, tax or immigration advice. Verify your dates, status and exceptions with the relevant authority or a qualified professional.