How old do you need to be in order to file taxes?

[LeeM]

There is no minimum age. Whether or not you need to file is based on your income, whether or not you are claimed as a dependent and your filing status. 

You can review the FAQ below (click on the blue link in the FAQ if you are someone's dependent as those numbers are different) for information on Filing Requirements:

https://ttlc.intuit.com/replies/3302274