Retirement tax questions

Ask the IRA custodian if they will post it on 4/15 as a 2018 contribution or not.  Many IRA custodians have rules that say they have 3-4 business days to post a IRA contribution that will make it a 2019 contribution.
**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.**