Retirement tax questions

No.  Penalties and interest on taxes owed due to user omission of tax data on a tax return are not part of the 100% Accurate Calculation Guarantee- https://ttlc.intuit.com/questions/2566201-what-is-the-turbotax-100-accurate-calculation-guarantee

On a tax return it is always the Taxpayer's responsibility that all the tax data entered on the tax return is complete before the tax return is filed.