🇸🇬 Singapore vs 🇺🇸 United States

Tax residency, treaties and PE risk compared.

Dimension🇸🇬 Singapore🇺🇸 United States
Residency rule183 days OR continuous 3-year presenceCitizenship-based + Substantial Presence
Day threshold183 days183 days
Warning bandfrom 60dfrom 122d
Tax range0–24% (foreign income exempt)10–37% federal + state
Tax treaties100+70+
PE riskLowHigh
Digital nomad visaNoNo
Best forAsia-Pacific founders and fund managersUS citizens optimising via FEIE ($126,500) and treaty benefits
Common pitfallShort-term employees <60 days are tax-exempt, but 61–182 days hit a flat 15%.US citizens are taxed on worldwide income forever — there is no day-count exit.

Verdict

For most nomads optimising for residency safety, 🇸🇬 Singapore is the lower-risk base versus 🇺🇸 United States. United States's high PE risk and 183-day rule make it easier to trip into full residency.

Deep dive

🇸🇬 Singapore residency rules →

Deep dive

🇺🇸 United States residency rules →

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