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Form   8820                                          Orphan Drug Credit                                         OMB No. 1545-1505

(Rev. September 2018)       ▶ Go to www.irs.gov/Form8820 for the latest information.                            Attachment   
Department of the Treasury                            ▶ Attach to your tax return.                              Sequence No. 103
Internal Revenue Service 
Name(s) shown on return                                                                                      Identifying number

Part I Current Year Credit

1      Qualified clinical testing expenses paid or incurred during the tax year (see instructions) . . . .   1 

2a     Are you electing the reduced credit under section 280C? ▶        Yes        No
       If “Yes,” multiply line 1 by 19.75% (0.1975). If “No,” multiply line 1 by 25% (0.25) and see the
       instructions for the statement that must be attached. Members of controlled groups or businesses
       under common control, see instructions for the statement that must be attached .      . .     . . .   2a 

b      Enter the portion of the credit from Form 8932, line 2, that is attributable to wages that were also 
       used to figure the credit on line 2a above  .  . . . .       . . . . . .    .     . . . .     . . .   2b

c      Subtract line 2b from line 2a. If zero or less, enter -0-  . . . . . . .    .     . . . .     . . .   2c 

3      Orphan drug credit from partnerships, S corporations, estates, or trusts  . .     . . . .     . . .   3 

4      Add lines 2c and 3. Estates and trusts, go to line 5. Partnerships and S corporations, report this 
       amount on Schedule K. All others, report this amount on Form 3800, Part III, line 1h  . .     . . .   4 

5      Amount allocated to the beneficiaries of the estate or trust (see instructions) . . . . .     . . .   5 

6      Estates and trusts. Subtract line 5 from line 4. Report this amount on Form 3800, Part III, line 1h . 6 
For Paperwork Reduction Act Notice, see instructions.                     Cat. No. 11208S                       Form 8820 (Rev. 9-2018)



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Form 8820 (Rev. 9-2018)                                                                     Page 2
Part II   Orphan Drug Information (see instructions)
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(a)                     (b)                         (c)                            Date drug designated 
                        Name of orphan drug         Designation application number      (mm/dd/yyyy)
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                                                                                   Form 8820 (Rev. 9-2018)



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Form 8820 (Rev. 9-2018)                                                                                             Page 3

General Instructions                         1. The testing is carried out under  in base period research expenses 
                                          anexemption    for a drug being tested  when figuring the credit for 
Section references are to the Internal 
                                          for arare disease or condition under    increasing research activities in a 
Revenue Code unless otherwise 
                                          section505(i) of the Federal Food,      later tax year. 
noted.
                                          Drug, andCosmetic      Act (Act).
Future developments. For the latest                                               Member of Controlled Group 
                                             2. The testing occurs after the 
information about developments                                                    or Business Under Common 
                                          datethe   drug is designated under 
related to Form 8820 and its                                                      Control
                                          Act section526    and before the date 
instructions, such as legislation                                                 For purposes of figuring the credit, 
                                          on which anapplication   for the drug 
enacted after this form and                                                       all members of a controlled group of 
                                          is approvedunder     Act section 505(b) 
instructions were published, go to                                                corporations (as defined in section 
                                          (or, if the drugis a biological 
www.irs.gov/Form8820.                                                             41(f)(1)(A) and (f)(5)) and all members 
                                          product, before the datethe  drug is 
What’s New. For tax years                 licensed under section 351 ofthe        of a group of businesses under 
beginning after 2017, the credit rate     Public Health Service Act).             common control (as defined in 
for the orphan drug credit has been                                               section 41(f)(1)(B)) are treated as a 
                                             3. The testing is conducted by or 
reduced to 25% and there is an                                                    single taxpayer. As a member, your 
                                          forthe  taxpayer to whom the 
election for a reduced credit.                                                    credit is determined on a 
                                          designationunder   Act section 526 
Purpose of Form                           applies.                                proportionate basis to your share of 
Use Form 8820 to figure and claim            4. The testing relates to the use of the aggregate clinical testing 
the orphan drug credit and to elect       thedrug   for the rare disease or       expenses taken into account by the 
the reduced credit under section          condition forwhich   it was             group for the orphan drug credit. 
280C. The credit is 25% of qualified      designated under Actsection      526.   Enter your share of the credit on line 
                                                                                  2a. Attach a statement showing how 
clinical testing expenses paid or         Rare disease or condition. A rare       your share of the credit was figured, 
incurred during the tax year. See         disease or condition is one which       and write “See Attached” next to the 
section 45C and Regulations section       afflicts:                               entry space for line 2a.
1.28-1 for details.                       • 200,000 or fewer persons in the       For purposes of the reduced credit 
Taxpayers that are not                    United States; or                       election, a member of a controlled 
partnerships, S corporations,             • More than 200,000 persons in the      group or a trade or business which is 
estates, or trusts, and whose only        United States, but for which there is   treated as being under common 
source of this credit is from those       no reasonable expectation of            control with other trades or 
pass-through entities, are not            recovering the cost of developing       businesses may make the election 
required to complete or file this form.   and making available a drug in the      under section 280C(b)(3). However, 
Instead, they can report this credit      United States for the disease from      only the common parent (within the 
directly on Form 3800.                    sales of the drug in the United         meaning of Regulations section 
Definitions                               States.                                 1.1502-77(a)(1)) of a consolidated 
Qualified clinical testing expenses.         The above determinations are         group may make the election on 
Generally, qualified clinical testing     made as of the date the drug is         behalf of the members of a 
expenses are amounts paid or              designated under Act section 526.       consolidated group.

incurredby  the taxpayer that would       Testing Not Eligible for the            Specific Instructions
be describedas  qualified research 
                                          Credit
expenses undersection   41, with two                                              Figure any orphan drug credit from 
modifications.                            The credit is not allowed for clinical  your own trade or business on lines 
                                          testing conducted outside the 
• In sections 41(b)(2) and (3), “clinical                                         1 and 2a.
                                          United States unless there is an 
testing” is substituted for “qualified                                            Line 1
                                          insufficient U.S. testing population 
research.”                                                                        Complete Part II for each orphan 
                                          and the testing is conducted by a  
• 100% (instead of 65% or 75%) of         U.S. person or by another person        drug for which qualified clinical 
contract research expenses are            not related to the taxpayer. Testing    testing expenses are paid or 
treated as clinical testing expenses.     conducted either inside or outside      incurred during the tax year and 
Qualified clinical testing expenses       the United States by a corporation to   included in line 1.
do not include expenses to the            which section 936 applies is not        Line 2a
extent they are funded by a grant,        eligible for the orphan drug credit.    If you are electing the reduced 
contract, or otherwise by a                                                       orphan drug credit, you must 
governmental entity or another            Coordination With the 
                                                                                  complete Form 8820 (even if no 
person.                                   Research Credit                         orphan drug credits are claimed on 
Clinical testing. Generally, clinical     Qualified clinical testing expenses     the original return) and clearly 
testing means any human clinical          used to figure the orphan drug credit   indicate your intent to make the 
testingthat meets all four of the         cannot also be used to figure the       election. In order for the election to 
followingconditions.                      credit for increasing research          apply, the Form 8820 must be filed 
                                          activities. However, any of these       with your original timely filed 
                                          expenses that are also qualified        (including extensions) return for the 
                                          research expenses must be included      tax year. Once made, the election is 



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Form 8820 (Rev. 9-2018)                                                                                      Page 4

irrevocable for that tax year.         If the estate or trust is subject to    The time needed to complete and 
If you do not elect the reduced        the passive activity rules, include on  file this form will vary depending on 
credit, you must reduce your           line 3 any orphan drug credit from      individual circumstances. The 
otherwise allowable deduction for      passive activities disallowed for prior estimated burden for individual and 
qualified clinical testing expenses by years and carried forward to this       business taxpayers filing this form is 
the amount of the credit on this line. year. Complete Form 8582-CR,            approved under OMB control 
In a case in which qualified clinical  Passive Activity Credit Limitations,    number 1545-0074 and 1545-0123 
testing expenses are capitalized,      to determine the allowed credit that    and is included in the estimates 
if the credit exceeds the amount       must be allocated between the           shown in the instructions for their 
allowed as a deduction for the tax     estate or trust and the beneficiaries.  individual and business income tax 
year, reduce the amount chargeable     For details, see the Instructions for   return. The estimated burden for all 
to capital account for the year for    Form 8582-CR.                           other taxpayers who file this form is 
such expenses by the amount of the     Part II                                 shown below.
excess. Attach a statement to your                                             Recordkeeping   . .    2 hr., 37 min.
                                       For each drug for which qualified 
tax return that lists the deduction                                            Learning about the 
                                       clinical testing expenses are 
amounts (or capitalized expenses)                                              law or the form . .    1 hr., 00 min.
                                       included on line 1, enter the generic 
that were reduced. Identify the lines 
                                       name of the orphan drug, the 
of your return (schedule or forms for                                          Preparing and sending 
                                       Designation application number, and 
capitalized items) on which the                                                the form to the IRS .  1 hr., 04 min.
                                       the date the drug was designated 
reductions were made.                                                          If you have comments concerning 
                                       under section 526 of the Federal        the accuracy of these time estimates 
Line 2b                                Food, Drug, and Cosmetic Act.           or suggestions for making this form 
If the credit on line 2a includes      Attach as many Part II pages as         simpler, we would be happy to hear 
wages paid to employees, and you       needed to show all orphan drugs.        from you. See the instructions for the 
are also claiming a credit for                                                 tax return with which this form is 
employer differential wage payments    Paperwork Reduction Act Notice.         filed.
based on wages paid to the same        Weask   for the information on this 
employees, enter on line 2b the        form tocarry out the Internal 
portion of the credit from the         Revenue laws of theUnited   States. 
employer differential wage credit line You are required to giveus  the 
(for example, line 2 of Form 8932)     information. We need it to ensure 
that is attributable to wages that     that you are complying with these 
were also used to figure the credit    lawsand to allow us to figure and 
on line 2a.                            collect theright amount of tax.
See Form 8932, Credit for              You are not required to provide 
Employer Differential Wage             the information requested on a form 
Payments, for information on the       that is subject to the Paperwork 
credit.                                Reduction Act unless the form 
Line 5                                 displays a valid OMB control 
                                       number. Books or records relating to 
Allocate the orphan drug credit on     a form or its instructions must be 
line 4 between the estate or trust     retained as long as their contents 
and the beneficiaries in the same      may become material in the 
proportion as income was allocated     administration of any Internal 
and enter the beneficiaries’ share on  Revenue law. Generally, tax returns 
line 5.                                and return information are 
                                       confidential, as required by section 
                                       6103.






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