John Quincy Adams was the son of President John Adams and Abigail Adams. As a diplomat, Adams played an important role in negotiating key treaties, most notably the Treaty of Ghent, which ended the War of 1812.
1 So thatâs how long we advise in our charts. 2  Check with your state about state income tax, though. Some make you keep tax records a really long time: In Ohio, itâs 10 years.  The IRS can also ask for records up to six years after a filing if they suspect someone failed to report 25% or more of his gross income.
How long should I keep my returns? In most cases, you should plan on keeping tax returns along with any supporting documents (e.g., W-2s, mileage logs if you itemize, etc.) for a period of at least three years following the date you filed or the due date of your tax return, whichever is later.