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HEAD-TO-HEAD TAX COMPARISON · 2026

COUNTRY A USA VS COUNTRY B Romania

Side-by-side analysis of income tax, effective rates, and take-home pay for USA and Romania in 2026.

Daniel · CountryTaxCalc Updated October 2026 Tax Comparison 2026
Calculate your take-home → See all comparisons →
OVERVIEW
Romania has the lowest income tax rate in the EU alongside Bulgaria at just 10% flat — but mandatory social contributions change the picture completely. CAS (pension, 25%) and CASS (health insurance, 10%) are both charged on gross salary with no ceiling for employees, and income tax is then 10% of what is left, so the total employee burden is about 41.5% of gross at every income shown (single employee, salary only, personal deduction nil at these levels; recomputed on our verified Romania calculator at about RON 4.52 per USD, this page's own rate assumption). At $100,000, a non-IT Romanian employee pays approximately $41,500 (PIT plus social), about twice the US's $20,820 in federal tax plus FICA (single filer, no state tax). Romania's IT sector exemption (OUG 16/2022) removes the 10% PIT for qualifying software developers, testers, and IT project managers, leaving social contributions of approximately $35,000 at $100,000 — still well above US federal tax plus FICA; this IT column assumes the exemption applies in full (our calculator does not model it, and the salary cap described below may rule it out at these incomes). Romania has become one of Eastern Europe's most important tech hubs (UiPath, Bitdefender, Endava, major Amazon, Microsoft, Oracle R&D centres) with Bucharest and Cluj-Napoca attracting significant international investment. For US citizens: FATCA/FBAR compliance applies, the US-Romania DTA (1974) provides treaty protection, and the Foreign Tax Credit typically eliminates double taxation. Cost of living in Bucharest (55–65% below NYC) can offset part of the higher tax burden, but it does not change the tax comparison itself.
Section 01

The Big Picture

Top-line rates and effective take-home for a typical earner — including income tax, social contributions, and applicable surcharges.

🇺🇸
COUNTRY A
USA
TAX RATE
10–37% + FICA
Federal + State + FICA

Progressive federal 10–37%; standard deduction $16,100 (single 2026); FICA 7.65% on wages (SS 6.2% up to $184,500 wage base; Medicare 1.45% uncapped); state tax 0–13.3%; US citizens taxed on worldwide income regardless of residency

🇷🇴
COUNTRY B
Romania
TAX RATE
10% flat
10% PIT + 35% Social (CAS+CASS)

10% flat income tax on all income (tied with Bulgaria for lowest in EU); CAS pension 25% and CASS health 10%, neither capped for employees; total employee social 35%; IT sector 0% PIT exemption (OUG 16/2022; not modelled by our calculator); Bucharest/Cluj tech hub; US-Romania DTA (1974)

TYPICAL ANNUAL DIFFERENCE
Moving from Romania → USA at At $100,000 income (Romanian resident)
USA saves ~$20,700/year vs Romania at $100K (non-IT); ~$14,200 even with Romania's IT PIT exemption

That's Non-IT: ~$1,723/month; IT-exempt: ~$1,182/month back in your pocket

Section 02

Tax Savings by Income Level

Net take-home after all income tax, social contributions, and surcharges — for a single employee with no dependents.

GROSS INCOME
🇺🇸 US TAX
🇷🇴 RO TAX
SAVINGS
10-YEAR
$50,000
~$3,820 federal IT + ~$3,825 FICA = ~$7,645 (+ state 0–13%)
~$12,500 CAS (25%) + ~$5,000 CASS (10%) + ~$3,250 PIT (10% after contributions) = ~$20,750; IT exemption: ~$17,500
USA saves ~$13,100 (non-IT); with the IT exemption: USA saves ~$9,860
~$131,000 (non-IT advantage for USA); ~$98,600 (IT)
$75,000
~$7,670 federal IT + ~$5,738 FICA = ~$13,408 (+ state 0–13%)
~$18,750 CAS (25%) + ~$7,500 CASS (10%) + ~$4,870 PIT (10% after contributions) = ~$31,130; IT: ~$26,250
USA saves ~$17,720 (non-IT); with the IT exemption: USA saves ~$12,840
~$177,200 (non-IT); ~$128,400 (IT)
$100,000
~$13,170 federal IT + ~$7,650 FICA = ~$20,820; CA total: ~$25,731
~$25,000 CAS (25%) + ~$10,000 CASS (10%) + ~$6,500 PIT (10% after contributions) = ~$41,500; IT: ~$35,000
Non-IT: USA saves ~$20,680; with the IT exemption: USA still saves ~$14,180 vs Romania (federal+FICA)
~$206,800 (non-IT advantage for USA); ~$141,800 (IT)
$150,000
~$24,734 federal IT + ~$11,475 FICA = ~$36,209; CA total: ~$45,770
~$37,500 CAS (25%) + ~$15,000 CASS (10%) + ~$9,750 PIT (10% after contributions) = ~$62,250; IT: ~$52,500
Non-IT: USA saves ~$26,040; with the IT exemption: USA saves ~$16,290 vs Romania (federal+FICA)
~$260,400 (non-IT advantage for USA); ~$162,900 (IT)
$250,000
~$51,304 federal IT + ~$15,514 FICA (incl. 0.9% additional Medicare) = ~$66,818; CA total: ~$85,679
~$62,500 CAS (25%) + ~$25,000 CASS (10%) + ~$16,250 PIT (10% after contributions) = ~$103,750; IT: ~$87,500
Non-IT: USA saves ~$36,930; with the IT exemption: USA saves ~$20,680 vs Romania (federal+FICA); roughly level with California at ~$85,679
~$369,300 (non-IT advantage for USA); ~$206,800 (IT)
💡

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🇺🇸

USA Pros & Cons

+ PROS
  • Lower total burden at every income shown — US federal + FICA (~$7,645 at $50K) is far below Romania's non-IT total (~$20,750); Romania's 35% social contributions create a very high floor burden that does not reverse at any income in the table (before any US state tax)
  • No IT exemption dependency — US tax rates apply uniformly; in Romania, the IT exemption eligibility has caps, employer certification requirements, and OUG 16/2022 eligibility criteria that must be verified — US tax simplicity is an advantage
  • Higher absolute US salaries — US senior tech salaries ($150,000–$300,000) at FAANG companies are significantly above Bucharest-market equivalent roles ($40,000–$80,000); the tax saving must be weighed against potential salary reduction
  • Social Security entitlement — US FICA payments build Social Security retirement and Medicare entitlement; Romania's CAS pension builds a Romanian pension, which may not be accessible without long residency and contribution history
− CONS
  • 37% federal top rate — at incomes above $640,600, US federal rate of 37% applies; Romania charges 10% flat regardless of income level; California residents at $250,000+ pay combined state + federal rates above Romania's 10% PIT, but Romania's 35% social contributions still leave its total higher (~$103,750 vs ~$85,679 for California at $250,000; ~$87,500 if IT-exempt)
  • FICA continues regardless — FICA (7.65% employee) is mandatory on all wages; for high earners this adds ~$15,514/year at $250K income (Medicare 1.45% uncapped plus 0.9% additional Medicare); Romania's CAS (25%) and CASS (10%) are both uncapped for employees and far higher (~$87,500 at $250K)
  • Citizenship-based taxation overhead — Americans in Romania still file IRS returns, FBAR (foreign accounts >$10,000), Form 8938 (FATCA), and potentially owe US self-employment tax; expat CPA costs $500–$2,500/year
  • No EU access from US residency — US residents don't get the Bucharest advantage of EU market access, EU freedom of movement, or cost-of-living arbitrage that makes the lower salary competitive with US purchasing power
🇷🇴

Romania Pros & Cons

+ PROS
  • IT sector 0% income tax exemption — Romania's unique EU-wide provision (OUG 16/2022) exempts qualifying IT workers (software developers, testers, analysts, IT project managers) from 10% PIT entirely; only social contributions (CAS 25% + CASS 10%, both uncapped for employees) apply; at $100,000, this saves about $6,500 in PIT annually (assuming full eligibility, which our calculator does not model)
  • 10% flat PIT for non-IT — even without the IT exemption, Romania's 10% flat rate is the lowest in the EU; high earners pay the same 10% as anyone else, with no 32%, 37%, or 40% progressive penalties
  • Flat, simple structure — income tax is 10% of gross after CAS and CASS (and a personal deduction at low salaries), with no progressive brackets; employee CAS (25%) and CASS (10%) have no ceiling, so the total stays near 41.5% of gross at every income shown
  • Bucharest/Cluj tech ecosystem — UiPath ($10B+ valuation), Bitdefender, Endava, plus major Amazon, Microsoft, Oracle, Adobe R&D centres; English-speaking tech community; strong startup scene; EU timezone for international work
− CONS
  • 35% employee social contributions are very high — CAS (25%) + CASS (10%) equal 35% of gross income with no ceiling for employees; at $50,000, social contributions alone (~$17,500) far exceed US FICA ($3,825); Romania's headline 10% rate is misleading without this context
  • CASS 10% is uncapped — health insurance (CASS) applies to all income without limit; at $250,000, CASS alone costs $25,000/year; even with the IT exemption (0% PIT), this is the irreducible minimum social burden
  • IT exemption eligibility has conditions — the 0% PIT exemption requires employment at an eligible IT company on qualifying IT activities; there are gross salary caps (typically RON 10,000/month gross for the exemption), and freelancers/contractors may not qualify; verify before assuming eligibility
  • US citizens still face dual-filing — FATCA and FBAR apply; the US-Romania DTA (1974) provides some relief but does not cover all income types; self-employment income remains subject to US SE tax (15.3%) regardless of Romanian residency
FAQ

Frequently Asked Questions

Who qualifies for Romania's IT income tax exemption?

Romania's 0% PIT exemption (OUG 16/2022) applies to employees in roles including software developer, software tester, software architect, systems analyst, database administrator, IT project manager, and cybersecurity specialist — if employed by a certified IT company earning revenue primarily from software activities. The company must have eligible IT revenue, and there is typically a gross salary cap (~RON 10,000/month in 2026). Freelancers (PFA — independent authorised persons) generally do not qualify. Verification with a Romanian tax advisor is essential before assuming eligibility.

Do US citizens in Romania have to pay US taxes as well?

Yes, US citizens must file US federal tax returns on worldwide income regardless of residency. The Foreign Tax Credit (FTC) prevents double taxation — Romanian income tax and social contributions paid can be credited against US federal liability. The FEIE (~$132,900 in 2026) can exclude foreign earned income from US federal tax for those meeting Physical Presence or Bona Fide Residence requirements. FBAR is required if Romanian bank accounts exceed $10,000 at any point. Form 8938 (FATCA) required for specified foreign assets above $50,000. A US expat CPA familiar with Romanian taxes is essential.

What is the US-Romania tax treaty?

The US-Romania Double Taxation Convention (1974) prevents double taxation on income including employment earnings, dividends (10% withholding), interest (10%), and royalties (10–15%). US citizens in Romania use this treaty in conjunction with the Foreign Tax Credit to eliminate double taxation. The treaty has not been modernised to incorporate BEPS standards and lacks provisions on FATCA cooperation (handled separately). A new, modernised treaty has been discussed but not yet concluded.

Is Bucharest a viable expat destination for Americans?

Bucharest is a growing option for American expats, particularly IT professionals and digital nomads. Cost of living: 55–65% below NYC; 1-bedroom apartment in central Bucharest $400–$800/month; private health insurance $500–$1,500/year. The tech community is English-speaking and internationally connected. US citizens can enter Romania (EU/Schengen) visa-free for 90 days; for longer stays, a residence permit (based on employment, freelance, or financial independence) is required. Romania's proximity to Western Europe (2–3 hour flights to major EU cities) makes it practical for US companies with European offices.

At what income does Romania beat the USA for total tax?

On the recomputed figures, it does not at any income shown. A non-IT employee in Romania pays about 41.5% of gross (~$41,500 at $100,000) versus ~$20,820 for US federal tax plus FICA, and the gap widens in dollar terms as income rises (~$36,930 at $250,000). Even if the IT PIT exemption applied in full, Romania's social contributions alone (~$35,000 at $100,000) exceed US federal tax plus FICA at every income shown. Only against a high-tax state such as California at $250,000 does the IT-exempt Romania figure (~$87,500) come roughly level with the US total (~$85,679). Single employee, salary only; the IT exemption is not modelled by our calculator.

How do Romania's social contributions compare to US FICA?

US FICA: 6.2% Social Security (up to $184,500 wage base) + 1.45% Medicare (uncapped) = 7.65% total; additional 0.9% Medicare surtax above $200K. Romania employee social: CAS 25% pension + CASS 10% health, both charged on gross salary with no ceiling for employees. At $50,000: US FICA = $3,825; Romania CAS $12,500 + CASS $5,000 = ~$17,500 — about 4.6× the US figure at this income level.
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