United States
US B-1/B-2 Visitor Visa6 months per visit
US Citizenship (Naturalization)3 or 5 years ∙ <180 consecutive days (6 months) abroad
US ESTA90 days per visit ∙ ESTA ∙ Visa Waiver
US Foreign Earned Income Exclusion (FEIE)330 days abroad ∙ Rolling 12 months ∙ Bona fide residence test
US Green Card (Abandonment, Absence rule)180 consecutive days (6 months) abroad ∙ LPR
US Tax Residency (Substantial Presence Test)183 weighted days ∙ 31-day limit ∙ SPT
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