And there is no special coding for a hardship distribution.
If you are asking about possible exceptions to an early-distribution penalty, see the following IRA web page on the topic: <a rel="nofollow" target="_blank" href="
https://www.irs.gov/retirement-plans/plan-participant-employee/retirement-topics-tax-on-early-distri...>
To enter an amount that qualifies for a particular penalty exception, go to Other Tax Situations -> Additional Tax Payments -> Extra tax on early retirement withdrawals. General "hardship" is not an exception.