Here is a link to Publication 590-A; Contributions to IRAs
This should answer your questions. It will give limits etc. Page 13 has a table that lists limits if you or your spouse have a retirement plan with an employer. Be sure to keep reading though and not rely solely on Table 1-2
https://www.irs.gov/pub/irs-pdf/p590a.pdf
**Disclaimer: Effort has been made to offer correct information; but due to the discussion forum limitations, the poster disclaims any legal responsibility for the accuracy of the poster's response**
