Retirement tax questions

This form is available on IRS web site as of 3/6/18.  Not sure why TurboTax lists "print-only" availability as 3/22/18.  Here is the IRS form link:  <a rel="nofollow" target="_blank" href="https://www.irs.gov/pub/irs-pdf/f8915b.pdf">https://www.irs.gov/pub/irs-pdf/f8915b.pdf</a>