As of now, that credit expired in 2017. It is possible that Congress will pass a law to retroactively renew it, but that is looking less and less likely.
<a rel="nofollow" target="_blank" href="
https://www.irs.gov/pub/irs-pdf/i8911.pdf">https://www.irs.gov/pub/irs-pdf/i8911.pdf</a>
