"my three kids?" If your BF is not the bio-dad he cannot claim EIC for the children. All he can get for claiming them would be the $500 credit for other dependents if all of you lived together for the whole year.
CREDIT FOR OTHER DEPENDENTS
https://ttlc.intuit.com/questions/4499708-what-is-the-500-credit-for-other-dependents-family-tax-cre...
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**
