For the purposes of this chapter (not alone of this subchapter) and unless otherwise required by the context, the term “unincorporated business” means any trade or business, conducted or engaged in by any individual, whether resident or nonresident, statutory or common-law trust, estate, partnership, or limited or special partnership, society, association, executor, administrator, receiver, trustee, liquidator, conservator, committee assignee, or by any other entity or fiduciary, other than a trade or business conducted or engaged in by any corporation and include any trade or business which if conducted or engaged in by a corporation would be taxable under subchapter VII of this chapter. The term “unincorporated business” does not include:

(1) A trade or a business which by law, customs, or ethics cannot be incorporated;

(2) A trade, a business, or a profession which can be incorporated only under Chapter 5 of Title 29;

(3) A trade or business in which more than 80% of the gross income is derived from the personal services actually rendered by the individuals or the members of the partnership or other entity in the conducting or the carrying on of a trade or a business and in which capital is not a material income-producing factor;

(4) A trade or a business engaged in by a blind person licensed by the District of Columbia pursuant to An Act To authorize the operation of stands in Federal buildings by blind persons, to enlarge the economic opportunities of the blind, and for other purposes (20 U.S.C. § 107 et seq.);

(5) A Qualified High Technology Company; or

(6) For tax years beginning after December 31, 2014, a trade or business that arises solely by reason of the purchase, holding, or sale of, or the entering, maintaining, or terminating of positions in, stocks, securities, or commodities for the taxpayer’s own account; provided, that this paragraph shall not apply to:

(A) A taxpayer that holds property, or maintains positions, as stock in trade, inventory, or for sale to customers in the ordinary course of the taxpayer’s trade or business;

(B) A taxpayer that acquires debt instruments in the ordinary course of the taxpayer’s trade or business for funds loaned or services rendered; or

(C) A taxpayer that holds any of the following that is not traded on an established securities market:

(i) Stock in a real estate investment trust; or

(ii) A partnership interest.

(July 16, 1947, 61 Stat. 345, ch. 258, art. I, title VIII, § 1; Dec. 10, 1971, 85 Stat. 582, Pub. L. 92-180, § 21; Oct. 21, 1975, D.C. Law 1-23, title VI, § 605, 22 DCR 2113; June 11, 1982, D.C. Law 4-118, § 113, 29 DCR 1770; Oct. 8, 1983, D.C. Law 5-32, § 6(a), 30 DCR 4013; Mar. 12, 1986, D.C. Law 6-89, § 2, 33 DCR 304; Oct. 1, 1987, D.C. Law 7-29, § 3(h)(1), 34 DCR 5097; enacted, Apr. 9, 1997, D.C. Law 11-254, § 2, 44 DCR 1575; Apr. 3, 2001, D.C. Law 13-256, § 405, 48 DCR 730; July 2, 2011, D.C. Law 18-378, § 3(jj)(1)(C), 58 DCR 1720; Feb. 26, 2015, D.C. Law 20-155, § 7012(c)(8), 61 DCR 9990.)

1981 Ed., § 47-1808.1.

1973 Ed., § 47-1574.

This section is referenced in § 2-218.31, § 6-1504, § 47-1803.02, § 47-1803.03, § 47-1805.02, § 47-1806.01, and § 47-1806.04.

D.C. Law 13-256 added par. (5).

D.C. Law 18-378, in par. (2), substituted “Chapter 5” for “Chapter 4”.

The 2015 amendment by D.C. Law 20-155 added (6) and made related changes.

Professional corporations, see § 29-401 et seq.

For temporary (90 days) amendment of this section, see § 7022(c)(8) of the Fiscal Year 2015 Budget Support Emergency Act of 2014 (D.C. Act 20-377, July 14, 2014, 61 DCR 7598, 20 STAT 3696).

For temporary (90 days) amendment of this section, see § 7012(c)(8) of the Fiscal Year 2015 Budget Support Congressional Review Emergency Act of 2014 (D.C. Act 20-449, October 10, 2014, 61 DCR 10915, 20 STAT 4188).

For temporary (90 days) amendment of this section, see § 7012(c)(8) of the Fiscal Year 2015 Budget Support Second Congressional Review Emergency Act of 2014 (D.C. Act 20-566, January 9, 2015, 62 DCR 884, 21 STAT 541).

Mayor authorized to issue regulations: Section 9 of D.C. Law 5-32 provided that the Mayor shall issue regulations necessary to carry out the provisions of the act.