Tax Q&A in category: Social Security, Retirement & Totalization

Question 1

How Does a Backdoor Roth IRA Work for U.S. Expats?

Accepted Answer

A backdoor Roth IRA lets U.S. expats contribute to a Roth even when their income exceeds the direct contribution limits ($150,000 single/$236,000 MFJ for 2026). You make a non-deductible contribution to a traditional IRA, then convert it to a Roth, owing tax only on any pre-tax balance already in the account (IRS: Rollovers of Retirement Plan and IRA Distributions).

The three-step process:

Step 1: Contribute up to $7,000 ($8,000 if 50+) to a traditional IRA as a non-deductible contribution
Step 2: Convert the traditional IRA balance to your Roth IRA
Step 3: Report the contribution on Form 8606 and the conversion on Form 1040

The pro-rata rule is the biggest trap for expats: IRA situationTax on conversionNo existing traditional IRA balanceNear $0 (only earnings taxed)$50,000 pre-tax IRA + $7,000 new contribution~88% of conversion is taxable$0 pre-tax + $7,000 non-deductibleNear $0

The pro-rata rule aggregates all traditional, SEP, and SIMPLE IRA balances. If you have pre-tax IRA money, a large portion of each conversion becomes taxable.

Expat-specific considerations:

FEIE users still need compensation: even a backdoor Roth requires earned income not excluded by the FEIE
FTC users: full compensation preserved, making the backdoor straightforward
Foreign country recognition: most countries do not recognize Roth tax-free treatment, so conversions may trigger local tax
Treaty check: U.S.-U.K. and U.S.-Canada treaties have pension provisions that may affect Roth treatment

Rolling over old 401(k) or traditional IRA balances into a current employer plan before conversion eliminates the pro rata problem. Expats with no U.S. employer plan may need to leave pre-tax balances in place and accept partial taxation.

For broader IRA planning, see the IRAs for Expats guide.

Question 2

Can I Get Social Security Direct Deposited to a Foreign Bank Account?

Accepted Answer

The Social Security Administration offers International Direct Deposit (IDD) to bank accounts in over 30 countries, sending payments in the local currency at competitive exchange rates (SSA: International Direct Deposit). If your country is not on the IDD list, payments can be made to a U.S. bank account or by paper check.

Countries with IDD availability include: RegionCountriesEuropeBelgium, Finland, France, Germany, Ireland, Italy, Netherlands, Norway, Portugal, Spain, Sweden, U.K.Asia-PacificAustralia, Hong Kong, Japan, New Zealand, PhilippinesAmericasArgentina, Brazil, Canada, Dominican RepublicOtherIsrael, South Africa How to enroll:

New recipients abroad: complete SSA-1199 (International Direct Deposit enrollment) at your nearest U.S. Embassy or consulate
Switching from U.S. bank: contact SSA at +1-410-965-9334 or visit an embassy
Information needed: bank name, branch, account number, and local routing identifier (IBAN in Europe, BSB in Australia, sort code in the U.K.)
Processing time: typically 30 to 60 days after enrollment

Key details:

Currency conversion: SSA uses the prevailing exchange rate, not a commercial markup
Payment date: same schedule as U.S. payments (second, third, or fourth Wednesday depending on birth date)
Fees: SSA does not charge for IDD, though your foreign bank may charge an incoming wire fee
Non-IDD countries: you must maintain a U.S. bank account or accept checks mailed to your foreign address

If your country is not on the IDD list, many expats use a U.S.-based online bank (such as Charles Schwab or Wise) to receive payments and then transfer locally.

For more on receiving benefits abroad, see U.S. Expat Taxes and Social Security.

Question 3

Does My Foreign Employer Have to Withhold U.S. FICA Tax?

Accepted Answer

A foreign employer is generally not required to withhold or pay U.S. FICA (Social Security and Medicare) tax on wages paid to a U.S. citizen or resident working abroad. FICA applies only when the employer is a U.S. entity or has a specific agreement with the IRS to participate in the U.S. system (IRS: FICA Tax and Foreign Employment).

When FICA does and does not apply: Employer TypeFICA Required?WhyU.S. company, employee abroadYesEmployer is a U.S. entityForeign subsidiary of U.S. parent (Section 3121(l) agreement)YesParent elected to extend FICA coverageIndependent foreign employerNoNot subject to U.S. payroll rulesForeign affiliate with no 3121(l) agreementNoNo voluntary election in place Section 3121(l) agreements:

Voluntary election by the U.S. parent company to cover employees of its foreign subsidiary
Extends FICA to the subsidiary’s employees as if they worked for the U.S. parent
Common in large multinationals that want to preserve U.S. Social Security credits for transferred employees
Once elected, it applies to all U.S. citizens and residents at that subsidiary

What happens when FICA does not apply:

You pay into the foreign social system instead (local employer and employee contributions)
No U.S. Social Security credits accrue for that period of employment
A totalization agreement may let you combine foreign credits with U.S. credits to qualify for benefits later
Self-employed U.S. citizens still owe U.S. SE tax on worldwide earnings regardless of employer status

If you are unsure whether your foreign employer has a 3121(l) agreement in place, check your pay stub or ask your HR department. The presence or absence of U.S. FICA withholding on your pay statement is the clearest indicator.

For more on SE tax, see our Self-Employment Tax for Expats guide.

Question 4

Can I Deduct Foreign Social Insurance Contributions on My U.S. Tax Return?

Accepted Answer

Foreign social insurance contributions (such as National Insurance in the U.K., cotisations sociales in France, or CPF in Singapore) are generally not deductible on your U.S. tax return. However, mandatory contributions that qualify as a foreign income tax may be creditable on Form 1116 (IRS: Foreign Tax Credit).

The key distinction: Type of Foreign PaymentU.S. TreatmentForeign income tax (mandatory)Creditable on Form 1116Social insurance earmarked for specific benefits (pension, health)Not creditable, not deductibleHybrid systems (part income tax, part social)Creditable portion only How common systems break down:

U.K. National Insurance: generally not creditable because it funds specific benefits (NHS, State Pension), not the general revenue pool
France cotisations sociales: CSG/CRDS treated as earmarked social contributions, generally not creditable; income tax (impot sur le revenu) is creditable
Germany Sozialversicherung: pension, health, and unemployment contributions are not creditable; Einkommensteuer is creditable
Canada CPP/EI: not creditable; Canadian income tax is creditable

What you can do:

Claim the FTC on the foreign income tax portion of your tax bill
If you pay into both the U.S. SE tax and a foreign system, a totalization agreement can eliminate the double contribution
No itemized deduction exists for foreign social insurance on Schedule A
Employer-paid foreign social insurance is generally excluded from your wages and does not create a deduction issue

The IRS applies a “compulsory payment” test and a “predominant character” test to determine whether a foreign levy qualifies as an income tax. Purely social-benefit levies fail this test.

For more on the foreign tax credit, see our Foreign Tax Credit guide.

Question 5

Can I Take a 401(k) Loan or Hardship Withdrawal While Living Abroad?

Accepted Answer

Living abroad does not change your eligibility for a 401(k) loan or hardship withdrawal. If your employer plan permits loans, you can borrow up to 50% of your vested balance or $50,000, whichever is less, and repay over five years regardless of where you live (IRS: Retirement Topics – Plan Loans).

401(k) loan rules for expats: FeatureRuleMaximum loanLesser of 50% vested balance or $50,000Repayment period5 years (15 years for primary residence)Interest rateSet by plan, typically prime + 1%Repayment methodPayroll deduction or direct paymentMissed paymentsLoan becomes a taxable distribution Expat-specific complications:

Payroll deduction stops if you leave the employer or move to a foreign employer’s payroll; you must arrange direct payments
If you leave your job abroad, most plans require full repayment within 60 to 90 days; the unpaid balance becomes a deemed distribution
Deemed distributions are taxed as ordinary income plus a 10% early withdrawal penalty if you are under 59 and a half
Foreign currency payments: your plan likely requires U.S. dollar repayments, creating exchange-rate risk

Hardship withdrawals while abroad:

Eligible reasons include medical expenses, tuition, purchase of a primary residence, and preventing eviction
No repayment required, but the withdrawal is taxable income plus 10% penalty if under 59 and a half
Foreign expenses qualify: medical bills at a foreign hospital or rent to prevent eviction abroad can meet the hardship standard
Documentation: keep receipts in case the plan administrator or IRS requests proof

Before borrowing, consider whether FTC or treaty benefits might reduce a future tax bill enough to avoid the withdrawal entirely.

For more on 401(k) planning, see our 401(k) for Expats guide.

Question 6

Can I Combine Foreign and U.S. Work Credits to Qualify for Social Security?

Accepted Answer

If you worked in both the U.S. and a country with a totalization agreement, you can combine work credits from both systems to meet the minimum eligibility requirements for Social Security benefits. You need at least six U.S. credits (roughly 18 months of covered work) before foreign credits can be added (SSA: International Agreements).

How credit combining works: RequirementU.S. Social Security RuleMinimum U.S. credits to use totalization6 credits (about 1.5 years of work)Standard eligibility for retirement40 credits (about 10 years)Credits from agreement countryFill the gap between 6 and 40Benefit calculationPro-rata, based on U.S. earnings only

Example: A U.S. citizen worked 7 years in the U.S. (28 credits) and 8 years in Germany. Without totalization, 28 credits fall short of the 40 needed. With the agreement, German credits fill the gap, and SSA pays a benefit proportional to U.S. earnings only.

Key rules:

Six-credit minimum: you must have at least six genuine U.S. quarters of coverage before foreign credits count
Pro-rata benefit: SSA calculates what your full benefit would be based on your entire career, then pays only the fraction earned in the U.S.
Foreign benefit too: you may also qualify for a separate benefit from the foreign country using the same combined-credit approach
No double counting: the same quarter cannot count in both systems
Application: file SSA-2490 (Application for Benefits Under a U.S. International Social Security Agreement) at your local SSA office or U.S. Embassy

The 30 agreement countries include Australia, Canada, France, Germany, Ireland, Italy, Japan, South Korea, Spain, Sweden, Switzerland, the U.K., and others.

For more, see our Totalization Agreements guide.

Question 7

Is a U.K. Pension Lump Sum Taxable in the United States?

Accepted Answer

The U.K. allows you to withdraw 25% of your pension pot tax-free under U.K. rules, but the IRS does not recognize this exemption. For U.S. tax purposes, the entire lump sum distribution from a U.K. pension is generally taxable as ordinary income in the year you receive it (IRS: Taxation of Foreign Pensions).

How the U.S. and U.K. treat the same withdrawal: TreatmentU.K. RulesU.S. RulesFirst 25% of pension potTax-free (Pension Commencement Lump Sum)Fully taxable as ordinary incomeRemaining 75%Taxed as incomeTaxed as ordinary incomeEmployer contributionsTax-deferredMay have been currently taxableInvestment growthTax-deferredMay have been currently taxable Why the mismatch hurts:

U.K. pension is not a “qualified plan” under IRC Section 401(a), so U.S. tax deferral is not automatic
Treaty Article 17 of the U.S.-U.K. treaty assigns pension taxing rights to the residence country, but the saving clause preserves U.S. taxing rights for citizens
Employer contributions may have been taxable to the U.S. in the year contributed if the plan was not treaty-eligible for deferral
Basis recovery: if you already paid U.S. tax on contributions, those amounts reduce the taxable portion of the distribution

Reducing the U.S. tax hit:

Claim FTC on Form 1116 for any U.K. tax paid on the 75% taxable portion
File Form 8833 to disclose the treaty position
Spread withdrawals over multiple years to stay in lower U.S. tax brackets if the plan allows flexi-access drawdown
Track basis carefully using records of contributions already taxed by the U.S.

For more on foreign pensions, see Foreign Pensions and U.S. Taxation.

Question 8

s my UK State Pension taxable in the United States?

Accepted Answer

The UK State Pension is taxable in the United States for U.S. citizens and residents, and is reported as ordinary income on Form 1040 (IRS: U.S.-U.K. Tax Treaty). Under Article 17 of the U.S.-U.K. treaty, pensions are generally taxed only in the residence country, with FTC offsetting any U.K. tax.

How the treaty applies:

U.S. resident receiving U.K. State Pension: U.S. taxes, U.K. should not (treaty).
U.K. resident, U.S. citizen: U.K. taxes, U.S. also taxes but gives FTC.
Saving clause: the U.S. retains the right to tax its citizens regardless.
Reporting: Line 5a/5b of Form 1040; HMRC P60 documents the amount.

Your ResidenceU.K. Taxes?U.S. Taxes?ReliefU.S.No (treaty)YesTreaty exemption from the U.K.U.K.YesYes (citizen)FTC in the U.S.

The lump-sum 25% tax-free option in U.K. private pensions is a gotcha: the U.K. treats it as tax-free, but the U.S. does not recognize that treatment for Americans. The lump sum may be fully taxable in the U.S.

Form 8833 is usually required to disclose the treaty position if claiming the residence-state-only result.

For more, see our Taxes for U.S. Expats Living in the UK.

Question 9

What is the 30% withholding on U.S. pensions paid to nonresidents?

Accepted Answer

U.S. pension and retirement distributions paid to nonresident aliens are subject to a 30% default withholding rate, reduced by treaty to 15% or 0% in many cases. The recipient files Form W-8BEN with the payer to claim the reduced treaty rate (IRS: Publication 515).

Common treaty rates on pension distributions: CountryTreaty RateUnited Kingdom0% (qualified plans)Canada15% (periodic); 25% lump sumGermany15%France0% (qualified plans)Australia15%Japan0% (residence country taxes)India15% To claim the reduced rate:

File Form W-8BEN with the pension payer (not the IRS).
Provide tax ID: SSN, ITIN, or foreign tax identification number.
Treaty article: specify which article applies (often Article 17).
Renew every three years or sooner if circumstances change.

Without W-8BEN, payers must withhold 30%. Tax paid can be recovered by filing Form 1040-NR for the year and claiming treaty-based refund.

Covered expatriates face the same 30% withholding on U.S.-source pensions after expatriation, with treaty relief depending on the new country of residence.

For more, see our Taxation of Nonresident Aliens.

Question 10

Can I Open a Solo 401(k) as a Self-Employed Expat Abroad?

Accepted Answer

Self-employed U.S. expats can open and contribute to a solo 401(k) if they have no full-time employees other than a spouse. For 2026, you can defer up to $23,500 as an employee plus up to 25% of net self-employment earnings as employer contributions, for a combined maximum of $70,000 ($77,500 if age 50 or older) (IRS: One-Participant 401(k) Plans).

Contribution limits for 2026 (2025 Tax Year): ComponentLimitEmployee elective deferral$23,500 ($31,000 if 50+)Employer profit-sharing (25% of net SE income)Up to $46,500Total combined maximum$70,000 ($77,500 if 50+) FEIE interaction is critical:

FEIE reduces “earned income” for contribution purposes, shrinking or eliminating the employee deferral
FTC preserves full earned income, leaving the full $23,500 deferral and 25% profit-sharing available
Employer contribution is based on net SE earnings after the deductible portion of SE tax, not gross revenue

Expat advantages of a solo 401(k):

Roth option: many solo 401(k) providers offer a Roth sub-account, letting you contribute after-tax dollars for tax-free growth
Loan provision: You can borrow up to $50,000 from your own plan
No PFIC risk: unlike foreign investment funds, a U.S.-based solo 401(k) holds U.S. investments with no PFIC complications
Creditor protection: ERISA protections apply even while living abroad

Providers that accept expat applications include Fidelity, Charles Schwab, and Vanguard, though some require a U.S. mailing address. TD Ameritrade (now Schwab) historically accepted foreign addresses.

For broader planning options, see our Expat Retirement Accounts guide.

Question 11

Will claiming the FEIE eliminate my ability to contribute to a Roth IRA or traditional IRA?

Accepted Answer

Claiming the FEIE can reduce your IRA contribution eligibility to zero. The IRS requires “compensation” to contribute to any IRA, and income excluded under the FEIE no longer counts as compensation for this purpose. If the FEIE covers all of your earned income, you have $0 in eligible compensation and cannot contribute to either a Roth IRA or a traditional IRA (IRS: Retirement Topics – IRA Contribution Limits).

Why this happens: The IRS defines IRA-eligible compensation as taxable earned income. The FEIE removes up to $130,000 (2025 Tax Year) from your taxable income. Once that income is excluded, the IRS treats it as though it does not exist for IRA purposes, even though you actually earned it.

Your SituationEarned IncomeFEIE ClaimedRemaining CompensationMax IRA Contribution (2025 Tax Year)Fully excluded$120,000$120,000$0$0Partially excluded$150,000$130,000$20,000$7,000 ($8,000 if 50+)FTC instead of FEIE$120,000$0$120,000$7,000 ($8,000 if 50+)Mixed: partial FEIE$140,000$133,000$7,000$7,000

The same rule applies to spousal IRAs. If the working spouse fully excludes income under the FEIE, there is no remaining compensation to support a contribution for either spouse’s IRA.

Three workarounds:

Switch to the Foreign Tax Credit: FTC reduces your tax dollar-for-dollar without reducing compensation, so your full earned income remains eligible for IRA contributions. The tradeoff: revoking the FEIE locks you out of using it again for five years without IRS consent.
Claim a partial FEIE: exclude only enough income to leave at least $7,000 ($8,000 if 50+) in taxable compensation. This preserves your full IRA contribution while still sheltering most income.
Backdoor Roth IRA: if your income is above the Roth MAGI limits, contribute to a non-deductible traditional IRA and convert to Roth. This still requires unexcluded compensation.

The decision between FEIE and FTC often comes down to whether the retirement savings from preserving IRA eligibility outweigh the potential tax savings from the exclusion. For many expats in low-tax countries, the FEIE saves more in immediate tax; for those in high-tax countries, the FTC often wins on both fronts.

For a full comparison, see our FEIE vs Foreign Tax Credit guide.

Question 12

Is My Employer-Provided Housing Allowance Taxable as a U.S. Expat?

Accepted Answer

Employer-provided housing allowances paid to U.S. expats are generally included in taxable W-2 wages. The Foreign Housing Exclusion(FHE) on Form 2555 can offset the income tax on these amounts, but the housing allowance remains subject to FICA and, where applicable, state income tax (IRS: Foreign Housing Exclusion or Deduction).

How different housing arrangements are taxed: ArrangementW-2 Income?FHE Eligible?FICA?Cash housing allowanceYesYes, for qualified expensesYesEmployer-paid rent (direct to landlord)Yes (imputed)YesYesEmployer-owned housing (Section 119)Excluded if on-premises and for employer convenienceNo (already excluded)NoLump sum relocation payment covering housingYesPartially, for ongoing housing onlyYes Using the FHE to offset your housing allowance:

FHE exclusion = qualified housing expenses minus the base amount (16% of FEIE, or about $20,800 for the 2025 tax year)
Cap: 30% of FEIE ($39,000) in standard cities; higher in designated high-cost cities (London: $75,500, Hong Kong: $114,300)
Only actual expenses count: if your employer pays $4,000/month but your rent is $3,000, the FHE is based on $3,000

Section 119 exclusion (employer-provided lodging):

Three conditions must be met: lodging is on the employer’s business premises, furnished for the employer’s convenience, and accepted as a condition of employment
Common in: oil/gas, diplomatic, and military assignments
If Section 119 applies, the housing value is excluded from income entirely, and the FHE is not needed for that portion

The FHE does not reduce FICA tax. Even after applying the exclusion to income tax, your employer still withholds Social Security and Medicare on the full W-2 wages, including the housing allowance.

For more, see our Foreign Housing Exclusion guide.

Question 13

How Did SECURE 2.0 Change RMD Rules for U.S. Expats?

Accepted Answer

The SECURE 2.0 Act (signed December 29, 2022) changed when Required Minimum Distributions begin, how much the penalty costs for missing one, and whether Roth 401(k) accounts require lifetime distributions at all. For expats, these changes create new planning opportunities, especially in low-tax or no-tax countries (IRS: Retirement Plan and IRA Required Minimum Distributions FAQs).

Change 1: RMD starting age increased

Before the original SECURE Act (2019), RMDs began at age 70½. SECURE 1.0 pushed that to 72. SECURE 2.0 pushed it further, on a phased schedule based on birth year:

Birth YearRMD Starting AgeFirst RMD DeadlineLaw1950 or earlier70 1/2Already passedPre-SECURE1951-195272Already passedSECURE 1.01953-195973April 1 after turning 73SECURE 2.01960 or later75April 1 after turning 75SECURE 2.0

For example, an expat born in 1955 turns 73 in 2028 and must take their first RMD by April 1, 2029. An expat born in 1962 does not start until they turn 75 in 2037. The first-year exception allows you to delay your initial RMD to April 1 of the following year, but if you do, you must take two RMDs in that second year (the delayed first-year RMD plus the current-year RMD), which can push you into a higher tax bracket.

Change 2: Missed-RMD penalty reduced

The excise tax for failing to take an RMD dropped from 50% to 25% of the shortfall, effective for tax years beginning after December 29, 2022. If you correct the missed RMD within 2 years by taking the distribution and filing Form 5329 with a reasonable cause explanation, the penalty drops to 10%.

Penalty ScenarioOld LawSECURE 2.0Missed RMD, not corrected50% of shortfall25% of shortfallMissed RMD, corrected within 2 years50% (with waiver request)10% of shortfallReasonable cause accepted by IRS0% (waiver granted)0% (waiver granted)

For expats, this is significant. Missed RMDs are common when custodians cannot reach account holders abroad, mail notifications are delayed, or time-zone differences cause you to miss a December 31 deadline. The reduced penalty and automatic correction window provide a meaningful safety net.

Change 3: Roth 401(k) lifetime RMDs eliminated

Before 2024, Roth 401(k) accounts required RMDs during the owner’s lifetime, even though Roth IRAs did not. Many expats rolled over Roth 401(k) funds into a Roth IRA to avoid required distributions. Starting January 1, 2024, this workaround is no longer necessary. Roth 401(k) accounts are now treated the same as Roth IRAs for RMD purposes: no distributions required during the owner’s lifetime.

What did not change for expats:

Traditional IRA and 401(k) RMDs are still taxable as ordinary income on your U.S. return
Host-country taxation still depends on the applicable tax treaty; many treaties assign pension taxing rights to the residence country
FTC on Form 1116 still offsets double taxation when both countries tax the distribution
Inherited IRA rules (the 10-year distribution requirement for most non-spouse beneficiaries) are separate from SECURE 2.0’s RMD age changes and still apply regardless of where you live

For more, see our RMD Calculations for Expats guide.

Question 14

How Do I Get My Social Security Fairness Act Back Pay?

Accepted Answer

The Social Security Fairness Act (signed January 5, 2025) repealed the Windfall Elimination Provision (WEP) and the Government Pension Offset (GPO), effective retroactively to benefits payable in January 2024. As of July 2025, SSA completed over 3.1 million retroactive payments totaling $17 billion, five months ahead of schedule (SSA: Social Security Fairness Act).

What happened and who qualified:

WEP reduced Social Security retirement benefits for workers who also earned a pension from employment not covered by Social Security, including most foreign pensions. The maximum WEP reduction in 2024 was $587 per month.
GPO reduced or eliminated spousal and survivor Social Security benefits for recipients of government pensions (including foreign government pensions). GPO could reduce the spousal benefit by two-thirds of the government pension amount.
Retroactive date: December 2023 was the last month WEP and GPO applied. Back pay covers the benefit increase from January 2024 through the date SSA processed your adjustment.

How back pay was calculated: ExampleMonthly WEP ReductionMonths Covered (Jan 2024 to Adjustment)Approximate Back PayModerate WEP$300/month18 months$5,400Maximum WEP$587/month18 months$10,566GPO spousal$620/month18 months$11,160 For expats with foreign pensions:

Foreign pensions triggered WEP because work covered by a foreign social insurance system (U.K. National Insurance, Australian superannuation, Canadian CPP) was treated as “non-covered” employment
No application was needed: SSA automatically identified affected beneficiaries and processed adjustments
If you have not received your payment or believe the amount is incorrect, contact SSA at +1-800-772-1213 or visit your nearest U.S. Embassy
New applicants: if you previously chose not to file for Social Security because WEP made the benefit too small, apply now for the full unreduced amount

Tax implications of back pay:

Lump-sum back pay is taxable as Social Security income in the year received and appears on your SSA-1099
Lump-sum election (IRC Section 86(e)): you can elect to recalculate as if the back pay was received in the prior years it covers, potentially lowering the taxable portion. Make this election by checking the box on line 6c of Form 1040. You do not need to file amended returns for prior years.
Up to 85% of total Social Security benefits may be taxable, depending on your combined income
A foreign country may also tax the back pay; use the FTC on Form 1116 to offset double taxation

The repeal does not change how foreign pensions are taxed or eliminate the need for totalization agreements. It only removes the Social Security benefit reduction.

For more, see Social Security Taxes for Expats.

Question 15

Can I Receive Social Security Benefits from Two Countries?

Accepted Answer

If you worked long enough in both the U.S. and another country, you may receive separate Social Security benefits from each system. A totalization agreement can also help you qualify in either country by combining work credits when you fall short of the minimum on your own (SSA: International Agreements).

How dual benefits work: ScenarioU.S. BenefitForeign BenefitHow to Qualify10+ years of U.S. work + foreign workFull U.S. benefit based on U.S. earningsSeparate foreign benefit based on foreign earningsApply to each country independently6-9 years U.S. work + foreign work in agreement countryPro-rata U.S. benefit (totalization)Separate foreign benefitCombine credits to meet U.S. 40-credit minimumUnder 6 years U.S. workNo U.S. benefit (minimum not met)Foreign benefit onlyCannot use totalization with fewer than 6 U.S. credits Common dual-benefit combinations:

U.S. Social Security + U.K. State Pension: each country calculates and pays its own benefits based on contributions to its system
U.S. Social Security + Canadian CPP/OAS: CPP based on Canadian contributions, OAS based on Canadian residence years
U.S. Social Security + German Rentenversicherung: each system pays proportionally

Tax treatment of dual benefits:

U.S. benefit: up to 85% taxable, depending on combined income
Foreign benefit: generally taxable as ordinary income on Form 1040; treaty may assign exclusive taxing rights to the residence country
FTC on Form 1116: offsets double taxation when both countries tax the same benefit
Form 8833: required to disclose treaty positions on pension/benefit income

Apply for each country’s benefit separately. For U.S. benefits using totalization, file Form SSA-2490 at your local SSA office or the nearest U.S. Embassy.

For more, see our Totalization Agreements guide.

Half of the SE tax is deductible above the line. A self-employed expat with $100,000 net earnings owes about $14,130 SE tax and deducts $7,065 from AGI.

For more, see our self-employment tax guide for expats.