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I Bonds Savings Guide: Inflation-Protected Government Savings

Complete guide to Series I Savings Bonds including how they work, current rates, purchase limits, tax benefits, redemption rules, and strategies for using I Bonds in your savings portfolio.

Edward Walsh, Treasury Securities Specialist
November 7, 2026
18 min read

I Bonds Savings Guide: Inflation-Protected Government Savings

Series I Savings Bonds (I Bonds) offer a unique combination of safety, inflation protection, and tax benefits. During periods of high inflation, I Bonds have offered rates exceeding 9%. This guide explains how I Bonds work and how to use them in your savings strategy.

What Are I Bonds?

The Basics

FeatureDetails IssuerUS Treasury SafetyBacked by US government InterestFixed rate + inflation rate Purchase limit$10,000 electronic + $5,000 paper/year Minimum$25 (electronic) Term30 years (1-year minimum hold)

How Interest Works

ComponentDescriptionChanges Fixed rateSet at purchaseNever changes Inflation rateBased on CPI-UAdjusts every 6 months Composite rateFixed + inflationYour actual rate

Composite Rate Formula

Composite = Fixed Rate + (2 × Inflation Rate) + (Fixed × Inflation)

Fixed RateInflation RateComposite 0.90%1.85%4.60% 0.00%3.24%6.48% 0.40%2.96%6.32%

Rate Adjustment Schedule

Purchase MonthFirst Rate Change January-AprilNovember 1 May-OctoberMay 1 November-DecemberMay 1

Current I Bond Rates

Rate History (Recent)

PeriodComposite RateFixed Rate Nov 2024 - Apr 20253.11%1.20% May 2024 - Oct 20244.28%1.30% Nov 2023 - Apr 20245.27%1.30% May 2023 - Oct 20234.30%0.90% Nov 2022 - Apr 20236.89%0.40% May 2022 - Oct 20229.62%0.00%

How to Check Current Rates

SourceWebsite Treasury DirectTreasuryDirect.gov Savings Bond CalculatorTreasuryDirect.gov/BC/SBCPrice

How to Buy I Bonds

Electronic I Bonds

StepAction 1Create TreasuryDirect account 2Link bank account 3Purchase I Bonds 4Bonds held in account

Limit: $10,000 per person per calendar year

Paper I Bonds

StepAction 1File tax return 2Use IRS Form 8888 3Elect refund in I Bonds 4Receive paper bonds by mail

Limit: $5,000 per person per calendar year

Maximizing Purchases

Buyer TypeAnnual Limit Individual (electronic)$10,000 Individual (paper)$5,000 Trust$10,000 LLC$10,000 Corporation$10,000

Family example: PersonElectronicPaperTotal Spouse 1$10,000$5,000$15,000 Spouse 2$10,000$5,000$15,000 Child (gift)$10,000$0$10,000 Family Total$40,000

I Bond Tax Benefits

Tax Advantages

BenefitDetails Federal tax deferralTax when redeemed State/local tax exemptNever taxed Education exclusionMay be tax-free

Education Tax Exclusion

RequirementDetails Owner age24+ at purchase UseQualified higher education Income limitsPhase out applies ExpensesTuition and fees

2024 Income Limits: Filing StatusFull ExclusionPartial Exclusion SingleUp to $96,800$96,800 - $111,800 Married Filing JointlyUp to $154,000$154,000 - $184,000

Use our compound interest calculator to compare I Bond growth.

Redemption Rules

Holding Periods

PeriodRule 0-12 monthsCannot redeem 12-60 months3-month interest penalty 60+ monthsNo penalty

Early Redemption Penalty

If You Redeem AtPenaltyEffect 12 monthsLast 3 months interest~97% of interest earned 24 monthsLast 3 months interest~87.5% of interest earned 36 monthsLast 3 months interest~91.7% of interest earned 60+ monthsNoneFull interest

How to Redeem

MethodProcess ElectronicRequest through TreasuryDirect PaperTake to bank with ID

I Bonds vs. Other Savings

Comparison Chart

FeatureI BondsHYSACDsTIPS Inflation protectionYesNoNoYes Guaranteed principalYesYes (FDIC)Yes (FDIC)At maturity Liquidity1+ yearImmediatePenaltyTradeable State tax exemptYesNoNoNo Purchase limit$15,000/yrNoneNoneNone Interest rateVariableVariableFixedVariable

When to Choose I Bonds

Choose I Bonds IfChoose Alternative If Worried about inflationNeed immediate access Want tax deferralNeed higher limits Have 1+ year horizonWant fixed rate Building emergency fund layerNeed monthly income

I Bond Strategies

Emergency Fund Component

StrategyAllocation Year 1Build HYSA for immediate needs Year 2+Layer in I Bonds for inflation protection Target3-6 months in HYSA, 3-6 months in I Bonds

Laddering Strategy

YearPurchaseBecomes Liquid 2026$10,000January 2026 2026$10,000January 2026 2026$10,000January 2027 2027$10,000January 2028 2028$10,000January 2029

After 5 years: $10,000 becomes penalty-free each year

Education Savings

StepAction 1Purchase I Bonds (owner must be 24+) 2Hold until education expenses 3Redeem in year expenses paid 4Exclude interest from income if qualified

Gift Strategy

ApproachHow It Works Gift boxBuy for recipient, deliver when ready Annual gifting$10,000/year per recipient Future giftBuy now, deliver years later

I Bond Myths

MythReality "Can't lose money"True for principal, but inflation rate can be negative "Always beats inflation"Fixed rate provides small premium, inflation rate matches "Have to hold 30 years"Can redeem after 1 year (penalty until 5) "Complex to buy"TreasuryDirect is straightforward "Only for rich people"$25 minimum purchase

TreasuryDirect Tips

Account Setup

StepTip Security questionsWrite down answers Bank accountVerify it works PasswordUse password manager RecoverySet up carefully

Common Issues

IssueSolution Locked accountWait 24 hours or call Forgot passwordSecurity questions Bank changeUpdate before needed Account accessOnly one computer at a time

Account Security

PracticeWhy Dedicated emailSeparate from spam Strong passwordComplex and unique Regular loginKeep account active Record keepingSave confirmations

Tax Reporting

When Interest Is Taxed

MethodWhen Taxed Cash method (default)At redemption Accrual methodAnnually as earned

Reporting Redemption

StepAction 1Receive 1099-INT from Treasury 2Report interest income 3Claim education exclusion if applicable 4Note: State/local tax exempt

I Bond Checklist

Before Buying

  • [ ] Create TreasuryDirect account
  • [ ] Verify bank account link
  • [ ] Understand 1-year hold requirement
  • [ ] Know current rates
  • [ ] Plan purchase timing

After Buying

  • [ ] Save confirmation
  • [ ] Note 1-year maturity date
  • [ ] Note 5-year no-penalty date
  • [ ] Track rate changes
  • [ ] Plan redemption strategy

Year-End Planning

  • [ ] Check annual purchase limit used
  • [ ] Consider December purchase for next year's limit
  • [ ] Plan paper bond purchases via tax refund
  • [ ] Review rates for purchase timing

Frequently Asked Questions

QuestionAnswer Can rates go negative?Fixed rate stays, inflation rate can go negative (but never below combined 0%) What if I need money before 1 year?Cannot redeem under any circumstances Are I Bonds safe?Yes, backed by US government Can I give I Bonds as gifts?Yes, through gift box feature What happens at 30 years?Bond stops earning interest

Conclusion

I Bonds are a unique savings tool that combines government safety with inflation protection. While the $15,000 annual limit is modest, I Bonds deserve consideration as part of a diversified savings strategy.

Key takeaways: 1. Excellent for inflation protection 2. State and local tax exempt 3. Consider as emergency fund layer 4. 1-year minimum holding period 5. 5-year hold to avoid penalty 6. $15,000 annual limit per person

During high inflation, I Bonds can significantly outperform traditional savings accounts while maintaining principal safety.

Edward Walsh is a Treasury securities specialist who has helped thousands of savers incorporate I Bonds into their financial plans.

Last updated: January 12, 2026

Disclaimer

This content is for informational purposes only and should not be considered financial, tax, or legal advice. Consult with a qualified professional before making financial decisions. TaxMaker strives for accuracy but cannot guarantee all information is current or complete. Past performance does not guarantee future results.