After you file

The 8332 can be printed from TurboTax but must be singed by the custodial parent and given to the non-custodial parent to mail to the IRS with the 8453.  It cannot be e-filed since it must have a written signature on it.
**Disclaimer: This post is for discussion purposes only and is NOT tax advice. The author takes no responsibility for the accuracy of any information in this post.**