F
41ESR
2015
UNDERPAYMENT OF ESTIMATED TAX
O
R
EFO00027
Include with Form 41 or Form 41S
M
09-15-15
Business name
Federal employer identification number (EIN)
PART I -- UNDERPAYMENT COMPUTATION
1. Enter the 2015 total tax ...........................................................................................................................................
1
2. Enter the total of the fuels tax, sales/use tax, tax from recapture of the QIE, and the Reimbursement Incentive
Act credit from the 2015 corporate return ................................................................................................................
2
3. Subtract line 2 from line 1. If the result is less than $500, do not complete this form ............................................
3
4. Multiply line 3 by 90% ..............................................................................................................................................
4
5. Enter the total tax less the total of the fuels tax, sales/use tax, tax from recapture of the QIE, and the
Reimbursement Incentive Act credit from the 2014 tax return ................................................................................
5
6. Estimated tax. Enter the smaller of line 4 or line 5 .................................................................................................
6
INSTALLMENTS
A
B
C
D
7. Enter the installment due dates that correspond to
the 15th day of the 4th, 6th, 9th, and 12th months
of the tax year .......................................................................
8. Enter 25% of line 6 in each column. (If income is
annualized, use amounts from line 33) ................................
9. Amount paid or credited for each period ..............................
10. Enter the amount from line 14 of the preceding
column ..................................................................................
11. Amount applied to previous installment ................................
12. Add lines 9 and 10 then subtract line 11 ..............................
13. Underpayment. If line 12 is less than or equal to
line 8, subtract line 12 from line 8 .........................................
14. Overpayment. If line 8 is less than line 12,
subtract line 8 from line 12 ...................................................
PART II -- UNDERPAYMENT INTEREST COMPUTATION
15. Enter date of payment, or the 15th day of the 4th
month after end of tax year, whichever is earlier ..................
16. Number of days from due date of installment on
line 7 to the date shown on line 15 .......................................
17. Number of days on line 16 before 1/1/16 .............................
18. Number of days on line 16 after 12/31/15 ............................
19.
Number of days on line 17
X
4% (.04) .........................
365
20.
Number of days on line 18
X
4% (.04) .........................
366
21. Multiply line 19 by the underpayment on line 13 ..................
22. Multiply line 20 by the underpayment on line 13 ..................
23. Add lines 21 and 22 ..............................................................
24. Add line 23 columns A through D. Enter here and on
Form 41, line 50 or Form 41S, line 56 ..................................
PART III -- ANNUALIZED INCOME INSTALLMENT METHOD
1
2
3
4
25. Enter Idaho annualized taxable income ...............................
26. Multiply line 25 by 7.4% ........................................................
27. Enter other taxes for each payment period ..........................
28. Enter tax credits for each period ..........................................
29. Total tax. Add lines 26 and 27 then subtract line 28 ............
30. Applicable percentage ..........................................................
22.5%
45%
67.5%
90%
31. Multiply line 29 by line 30 .....................................................
32. Enter the total of line 33 from all previous columns ..............
33. Subtract line 32 from line 31. Enter on line 8, Part I ............