TSMC Arizona financial library + specialist advisors
TSMC Arizona is not one part of their practice. It is their specialty.
Use employer-specific guides to understand U.S. retirement accounts, variable compensation, relocation and cross-border questions—then connect with an advisor who has experience serving TSMC Arizona employees and navigating these decisions together.
TSMC article library
Guidance for the decisions ahead.
Each guide has one job: help you understand a specific planning moment before it becomes an expensive, irreversible decision.
Showing 27 guides.
Complete guide
TSMC Arizona: A Financial Guide for U.S. Employees
A practical starting point for retirement accounts, variable compensation, relocation and cross-border questions.
Open guideNew-hire benefits
TSMC Arizona New-Hire Benefits
What to review in the first 30 days using current Arizona enrollment documents.
Open guide401(k)
TSMC Arizona 401(k): Match, Vesting and Investments
How to verify plan terms without importing an online claim from another location or year.
Open guideCompensation
Evaluate a TSMC Arizona Salary and Total Compensation Offer
Compare dependable pay, variable compensation, benefits, relocation and repayment terms.
Open guideLeaving TSMC
What Happens to Your 401(k) When You Leave TSMC Arizona
A decision map for keeping, consolidating or moving a workplace retirement account after employment ends.
Open guideRelocation
Moving From Taiwan to Phoenix: A Financial Checklist
Accounts, residency, withholding and benefits to organize during a cross-border move.
Open guideRelocation taxes
Is Your TSMC Relocation Package Taxable?
Review cash, reimbursements, gross-ups, payroll reporting and repayment clauses.
Open guideCross-border
U.S.–Taiwan Tax Planning for TSMC Transferees
The questions to surface before income, accounts and residency cross two systems.
Open guideReturning to Taiwan
What to Do With U.S. Accounts
Plan the 401(k), IRA, brokerage and bank-account transition before leaving the United States.
Open guideVariable pay
TSMC Profit Sharing and Bonuses
A tax-smart framework for variable compensation, reserves, goals and investing.
Open guideBonus withholding
TSMC Arizona Bonus Withholding
Why net pay can mislead and how to coordinate federal and Arizona withholding.
Open guideArizona withholding
Arizona Form A-4 for TSMC Employees
How to review the withholding election after hiring, relocation, variable pay or a household-income change.
Open guideArizona taxes
Arizona Tax Planning for High-Income TSMC Employees
Coordinate bonuses, relocation, investments, withholding and cross-border events.
Open guideHSA strategy
HSA Strategy for TSMC Arizona Employees
Review HSA eligibility, limits, medical reserves and future cross-border account access.
Open guideFinancial planning
Financial Planning for TSMC Arizona Employees
Connect U.S. benefits, variable compensation, relocation and cross-border decisions into one planning framework.
Open guideRetirement
Retiring From TSMC Arizona
Coordinate the 401(k), health coverage, taxes, Social Security and a possible return to Taiwan.
Open guideForeign accounts
FBAR and Foreign Account Reporting for TSMC Transferees
Know when Taiwan accounts may create U.S. reporting even without moving money.
Open guideReturn checklist
Before Returning to Taiwan From TSMC Arizona
Organize U.S. accounts, tax records, benefits and provider access before departure.
Open guideEmployee stock plan
TSMC Employee Stock Purchase Plan
Verify the Arizona plan, regional eligibility, security, subsidy and U.S. tax treatment.
Open guideShift pay
TSMC Arizona Overtime and Shift Differential
Reconcile hours, regular-rate calculations, bonuses and federal and Arizona withholding.
Open guideHealth benefits
TSMC Arizona Open Enrollment
Compare health plans using premiums, expected care, networks and worst-case exposure.
Open guide401(k) catch-up
TSMC Arizona 401(k) Roth Catch-Up Rule for 2026
How the new prior-year wage test can affect higher-paid employees age 50 or older.
Open guideCross-border taxes
First U.S. Tax Return After Moving From Taiwan
Start with residency dates, worldwide records, foreign accounts and Arizona filing.
Open guideCross-border taxes
Substantial Presence Test for TSMC Arizona Employees
Count current and prior-year U.S. days before deciding arrival-year tax status.
Open guideRetirement
U.S. Social Security After Working in Taiwan
Plan U.S. credits and Taiwan benefits separately without assuming totalization.
Open guideRelocation housing
Rent vs. Buy in Phoenix for TSMC Arizona Employees
Put assignment length, mobility, total ownership cost and a possible Taiwan return first.
Open guide401(k) and Taiwan
TSMC Arizona 401(k) for Visa Holders
Compare vesting, provider policy and future distributions before returning to Taiwan.
Open guideReady for company-specific advice?
Connect with an advisor who specializes in serving TSMC employees.
These advisors bring experience with clients at TSMC, including the benefits, compensation and career transitions that generic advice can miss. Keep account numbers, exact balances and documents out of this form.
Not with TSMC?