Form 5805 is used to calculate the penalty for underpayment of estimated tax by individuals and fiduciaries. Part III Line 4 specifically requires you to enter your:
- Itemized deductions for the period shown in each column.
- If you do not itemize deductions, enter -0- here and on line 6.
- Estates or Trusts, enter -0- here, skip to line 9, and enter the amount from line 3 on line 9
: Franchise Tax Board Instructions for Form 5805
: Franchise Tax Board Form 5805
