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SCHEDULE B-1                           Information on Partners Owning 50% or 
(Form 1065)
(Rev. August 2019)                               More of the Partnership                                                 OMB No. 1545-0123
Department of the Treasury                       ▶ Attach to Form 1065. 
Internal Revenue Service                 ▶ Go to www.irs.gov/Form1065 for the latest information.
Name of partnership                                                                              Employer identification number (EIN)

Part I  Entities Owning 50% or More of the Partnership (Form 1065, Schedule B, Question 2a (Question 3a for 
        2009 through 2017))

Complete columns (i) through (v) below for any foreign or domestic corporation, partnership (including any entity treated as a 
partnership), trust, tax-exempt organization, or any foreign government that owns, directly or indirectly, an interest of 50% or more in 
the profit, loss, or capital of the partnership (see instructions).
                                                 (ii) Employer                                                           (v) Maximum 
                    (i) Name of Entity           Identification Number   (iii) Type of Entity    (iv)                    Percentage Owned 
                                                               (if any)                          Country of Organization  in Profit, Loss, 
                                                                                                                          or Capital

Part II Individuals or Estates Owning 50% or More of the Partnership (Form 1065, Schedule B, Question 2b 
        (Question 3b for 2009 through 2017))
Complete columns (i) through (iv) below for any individual or estate that owns, directly or indirectly, an interest of 50% or more in the 
profit, loss, or capital of the partnership (see instructions).
                                                                                                                         (iv) Maximum  
        (i) Name of Individual or Estate         (ii) Identifying Number (iii) Country of Citizenship (see instructions) Percentage Owned in 
                                                               (if any)                                                  Profit, Loss,  
                                                                                                                         or Capital

For Paperwork Reduction Act Notice, see the Instructions for Form 1065.  Cat. No. 49842K         Schedule B-1 (Form 1065) (Rev. 8-2019)



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Schedule B-1 (Form 1065) (Rev. 8-2019)                                                                                                 Page 2
General Instructions                                                    Example 1. Corporation A owns, directly, an interest of 50% 
                                                                        in the profit, loss, or capital of Partnership B. Corporation A 
Section references are to the Internal Revenue Code unless              also owns, directly, an interest of 15% in the profit, loss, or 
otherwise noted.                                                        capital of Partnership C. Partnership B owns, directly, an 
                                                                        interest of 70% in the profit, loss, or capital of Partnership C. 
Future Developments                                                     Therefore, Corporation A owns, directly or indirectly, an 
For the latest information about developments related to                interest of 50% in the profit, loss, or capital of Partnership C 
Schedule B-1 (Form 1065) and its instructions, such as                  (15% directly and 35% indirectly through Partnership B). On 
legislation enacted after the form and instructions were                Partnership C’s Form 1065, it must answer “Yes” to question 
published, go to www.irs.gov/Form1065.                                  2a (question 3a for 2009 through 2017) of Schedule B. 
                                                                        Partnership C must also complete Part I of Schedule B-1. In 
Purpose of Form                                                         Part I, Partnership C must identify Corporation A, which includes 
                                                                        entering “50%” in column (v) (its maximum percentage owned). 
Use Schedule B-1 (Form 1065) to provide the information                 It also must identify Partnership B, and enter “70%” in column 
applicable to certain entities, individuals, and estates that own,      (v).
directly or indirectly, an interest of 50% or more in the profit, 
loss, or capital of the partnership.                                    Part II
Who Must File                                                           Complete Part II if the partnership answered “Yes” to Form 
                                                                        1065, Schedule B, question 2b (question 3b for 2009 through 
Schedule B-1 (Form 1065) must be filed by all partnerships that         2017). List each individual or estate owning, directly or 
answer “Yes” to question 2a or question 2b (question 3a or              indirectly, an interest of 50% or more in the profit, loss, or 
question 3b for 2009 through 2017) on Form 1065, Schedule B.            capital of the partnership at the end of the tax year. Enter the 
Attach Schedule B-1 to Form 1065.                                       name, social security or employer identification number, country 
                                                                        of citizenship (for an estate, the citizenship of the decedent), 
Specific Instructions                                                   and the maximum percentage interests owned, directly or 
                                                                        indirectly, in the profit, loss, or capital of the partnership.
Part I                                                                  Example 2. A owns, directly, 50% of the profit, loss, or capital 
Complete Part I if the partnership answered “Yes” to Form               of Partnership X. B, the daughter of A, does not own, directly, 
1065, Schedule B, question 2a (question 3a for 2009 through             any interest in X and does not own, indirectly, any interest in X 
2017). List each corporation, partnership, trust, tax-exempt            through any entity (corporation, partnership, trust, or estate). 
organization, or foreign government owning, directly or                 Because family attribution rules apply only when an individual 
indirectly, an interest of 50% or more in the profit, loss, or          (in this example, B) owns a direct interest in the partnership or 
capital of the partnership at the end of the tax year. Enter the        an indirect interest through another entity, A’s interest in 
name, EIN, type of entity (corporation, partnership, trust, tax-        Partnership X is not attributable to B. On Partnership X’s Form 
exempt organization, or foreign government), country of                 1065, it must answer “Yes” to question 2b (question 3b for 2009 
organization, and the maximum percentage interests owned,               through 2017) of Schedule B. Partnership X must also complete 
directly or indirectly, in the profit, loss, or capital of the          Part II of Schedule B-1. In Part II, Partnership X must identify A, 
partnership. For an affiliated group filing a consolidated tax          which includes entering “50%” in column (iv). Partnership X will 
return, list the parent corporation rather than the subsidiary          not identify B in Part II.
members. List the entity owner of a disregarded entity rather 
than the disregarded entity. If the owner of a disregarded entity 
is an individual rather than an entity, list the individual in Part II. 
In the case of a tax-exempt organization, enter “tax-exempt 
organization” in column (iii).






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