§ 761. Terms defined
(a)
Partnership
For purposes of this subtitle, the term “partnership” includes a syndicate, group, pool, joint venture, or other unincorporated organization through or by means of which any business, financial operation, or venture is carried on, and which is not, within the meaning of this title, a corporation or a trust or estate. Under regulations the Secretary may, at the election of all the members of an unincorporated organization, exclude such organization from the application of all or part of this subchapter, if it is availed of—
(2)
for the joint production, extraction, or use of property, but not for the purpose of selling services or property produced or extracted, or
(3)
by dealers in securities for a short period for the purpose of underwriting, selling, or distributing a particular issue of securities,
if the income of the members of the organization may be adequately determined without the computation of partnership taxable income.
(c)
Partnership agreement
For purposes of this subchapter, a partnership agreement includes any modifications of the partnership agreement made prior to, or at, the time prescribed by law for the filing of the partnership return for the taxable year (not including extensions) which are agreed to by all the partners, or which are adopted in such other manner as may be provided by the partnership agreement.
(d)
Liquidation of a partner’s interest
For purposes of this subchapter, the term “liquidation of a partner’s interest” means the termination of a partner’s entire interest in a partnership by means of a distribution, or a series of distributions, to the partner by the partnership.
(e)
Distributions of partnership interests treated as exchanges
Except as otherwise provided in regulations, for purposes of—
any distribution of an interest in a partnership (not otherwise treated as an exchange) shall be treated as an exchange.
(f)
Qualified joint venture
(1)
In general
In the case of a qualified joint venture conducted by a husband and wife who file a joint return for the taxable year, for purposes of this title—
(2)
Qualified joint venture
For purposes of paragraph (1), the term “qualified joint venture” means any joint venture involving the conduct of a trade or business if—