> that works out to about $500 after taxes in a year. https://www.thebalance.com/tax-advantages-of-series-i-savings-bonds-357552 https://www.thebalance.com/tax

> that works out to about $500 after taxes in a year. https://www.thebalance.com/tax-advantages-of-series-i-savings-bonds-357552 https://www.thebalance.com/tax-advantages-of-series-i-saving... 1) No state tax on I-bonds 2) You can defer and pay tax on the interest only when you sell the bonds (which means you can time the sale to when you have lower income) > or do they retain the 8% for however long you hold the bond? No, the interest rate is updated every 6 months, see the sibling comment.