Interest Computation Under the Look-Back                                                            OMB No. 1545-1031 
Form  8697 
(Rev. November 2018)               Method for Completed Long-Term Contracts 
                                                                                                                                       Attachment 
Department of the Treasury         ▶ Go to www.irs.gov/Form8697 for instructions and latest information.                               Sequence No.  97 
Internal Revenue Service 
For the filing year beginning                                     , and ending                                   . See instructions. 
             Name                                                                                             A  Identifying number 

      Type   Number, street, and apt., room, or suite no. If a P.O. box, see instructions.                    B  Check applicable box to show type of taxpayer: 
      or 
      Print                                                                                                            Corporation      S corporation 
             City or town, state, and ZIP code                                                                         Individual       Partnership 
                                                                                                                       Estate or trust 
C  If you were an owner of an interest in a pass-through entity (such as a partnership or an S corporation) that holds one or more long-term contracts to which this 
   interest computation relates, enter the name and employer identification number of the entity. Attach a schedule if there is more than one such entity. 
   Name of entity                                                                                                      Employer identification number 

Part I       Regular Method (see instructions) 
                                                                          Filing Year              Redetermination Years                                   (c) 
1     Taxable income or loss for the prior years shown on tax                                                                                              Totals 
      return (or as previously adjusted) before net operating loss                                 (a)                 (b)              (Add columns (a) 
      or capital loss carrybacks (other than carrybacks that must         Year ended             Year ended       Year ended                               and (b).) 
      be taken into account to properly compute interest under        mo.      yr.           mo.     yr.      mo.        yr. 
      section 460) (see instructions). If you were  required to file 
      Form  8697  for  an  earlier  year,  enter  adjusted    taxable 
      income for the prior years from line 3, Form 8697,  for the 
      most recent filing year that affects the prior years . . .
2     Adjustment to income to reflect the difference between: 
      (a) the amount of income required to be allocated for 
      post-February  1986  contracts  completed  or  adjusted 
      during the tax year based on the    actual contract price 
      and costs, and        (b) the amount of income reported for 
      such contracts based on      estimated contract price and 
      costs. See instructions and attach a schedule listing each 
      separate  contract,  unless  you  were  an  owner  of  an 
      interest in a pass-through entity reporting this amount 
      from Schedule K-1 or a similar statement  .     . .    . .
3     Adjusted  taxable  income  for  look-back  purposes. 
      Combine lines 1 and 2. If line 3 is a negative amount, see 
      instructions.      .  .  . . . .    .    . .    . .    . .
4     Income tax liability on line 3 amount using tax rates in 
      effect for the prior years (see instructions) . . .    . .
5     Income  tax  liability  shown  on  return  (or  as  previously 
      adjusted) for the prior years (see instructions).  If you were 
      required to file Form 8697 for an earlier year,  enter the 
      amount required to be reported on line 4, Form  8697, for 
      the most recent filing year that affects the prior  years  .
6     Increase or decrease in tax for the prior years on which 
      interest is due (or is to be refunded). Subtract line 5 from 
      line 4 .       .   .  .  . . . .    .    . .    . .    . .
7     Interest due on increase, if any, shown on line 6 (see 
      instructions)      .  .  . . . .    .    . .    . .    . .
8     Interest to be refunded on decrease, if any, shown on  line 
      6 (see instructions)     . . . .    .    . .    . .    . .
9     Net amount of interest to be refunded to you. If line 8, column (c), exceeds line 7, column (c), enter the excess. File 
      Form 8697 separately; do not attach it to your tax return (see instructions)  .      . .   . .   . .  . .   .    .   . .
10    Net amount of      interest you owe. If line 7, column (c), exceeds line 8, column (c), enter the excess. Attach Form 8697 
      to your tax return. See instructions for where to include this amount on your return       . .   . .  . .   .    .   . .
For Privacy Act and Paperwork Reduction Act Notice, see instructions.                                  Cat. No. 64598V            Form  8697  (Rev. 11-2018) 

Form 8697 (Rev. 11-2018)                                                                                                                     Page  2 
Part II    Simplified Marginal Impact Method (see instructions)
                                                                               Date of each prior year to which interest                 (d) 
                                                                                          computation relates: 
1    Adjustment  to  regular  taxable  income  to  reflect  the                                                                       Totals 
     difference between: (a) the amount of such income required                (a)                (b)              (c)              (Add columns (a), 
     to be allocated for post-February 1986 contracts  completed               Year ended       Year ended       Year ended           (b), and (c).) 
     or adjusted during the tax year based on  actual contract 
     price  and  costs,  and   (b)  the  amount  of  such  income          mo. yr.          mo.     yr.      mo.         yr. 
     reported for such contracts based on estimated contract 
     price and costs. See instructions and attach a schedule 
     listing each separate contract, unless you were an owner of 
     an interest in a pass-through entity reporting this amount 
     from Schedule K-1 or a similar statement  .  . .   .          .
2    Increase or decrease in regular tax for prior years. Multiply 
     line 1 in each column by the applicable regular tax rate 
     (see instructions)  .   . .   .  . . .    .  . .   .          .
     Note: For prior years beginning before 1987, skip lines 3 
     and 4 and enter on line 5 the amount from line 2. 
3    Adjustment to alternative minimum taxable income to reflect 
     the  difference  between: (a)  the  amount  of  such  income 
     required to be allocated for post-February 1986 contracts 
     completed or adjusted during the tax year based on actual 
     contract price and costs, and (b) the amount of such income 
     reported for such contracts based on estimated contract 
     price and costs. See instructions and attach a schedule 
     listing each separate contract, unless you were an owner of 
     an interest in a pass-through entity reporting this amount 
     from Schedule  K-1 or a similar statement  . . .   .          .
     Note: For tax years beginning after 2017, the alternative 
     minimum tax for corporations has been repealed.   
4    Increase or decrease in alternative minimum tax (AMT) for 
     prior  years.  Multiply  line  3  in  each  column  by  the 
     applicable  AMT rate (see instructions) . .  . .   .          .
5    Enter the larger of line 2 or line 4. See instructions if either 
     amount is negative      . .   .  . . .    .  . .   .          .
     Pass-through entities: Skip line 6 and enter on line 7 the 
     amount from line 5. 
6    Overpayment ceiling. For each column in which line 5 is a 
     negative number, enter your total tax liability for the prior year, 
     as adjusted for past applications of the look-back method 
     and after net operating loss, capital loss, net  section 1256 
     contracts loss, and credit carryovers and carrybacks to that 
     year. For each column in which line 5 is a positive number, 
     leave line 6 blank and enter on line 7 the amount from line 5
7    Increase or decrease in tax for the prior years on which  interest is 
     due (or is to be refunded). Enter the amount from line 5 or line 6, 
     whichever is smaller. Treat both numbers  as positive when making 
     this comparison, but enter the amount as a negative number    .
8    Interest due on increase, if any, shown on line 7 (see 
     instructions)       . . . .   .  . . .    .  . .   .          .
9    Interest to be refunded on decrease, if any, shown on  line 
     7 (see instructions)    . .   .  . . .    .  . .   .          .
10   Net amount of interest to be refunded to you. If line 9, column (d), exceeds line 8, column (d), enter the excess. File 
     Form 8697 separately; do not attach it to your tax return (see instructions)  .      . .   . .   . .  .   . . .     .   .
11   Net amount of interest you owe. If line 8, column (d), exceeds line 9, column (d), enter the excess. Attach Form 8697 
     to your tax return. See instructions for where to include this amount on your return       . .   . .  .   . . .     .   .
Signature(s)  Complete this section only if this form is being filed separately. 
              Under penalties of perjury, I declare that I have examined this form, including accompanying schedules and statements, and to the best of my knowledge 
              and belief, it is true, correct, and complete. Declaration of preparer (other than taxpayer) is based on all information of which preparer has any knowledge. 
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                                                                                                                              Form  8697  (Rev. 11-2018)