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26 CFR § 1.422-5 - Permissible provisions.

---
identifier: "/us/cfr/t26/s1.422-5"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "26 CFR § 1.422-5 - Permissible provisions."
title_number: 26
title_name: "Internal Revenue"
section_number: "1.422-5"
section_name: "Permissible provisions."
chapter_name: "INTERNAL REVENUE SERVICE, DEPARTMENT OF THE TREASURY"
subchapter_number: "A"
subchapter_name: "INCOME TAX"
part_number: "1"
part_name: "INCOME TAXES"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "26 U.S.C. 7805, unless otherwise noted."
regulatory_source: "T.D. 6500, 25 FR 11402, Nov. 26, 1960; 25 FR 14021, Dec. 21, 1960; T.D. 9989, 89 FR 17606, Mar. 11, 2024, unless otherwise noted."
cfr_part: "1"
---

# 1.422-5 Permissible provisions.

(a) *General rule.* An option that otherwise qualifies as an incentive stock option does not fail to be an incentive stock option merely because such option contains one or more of the provisions described in paragraphs (b), (c), and (d) of this section.

(b) *Cashless exercise.* (1) An option does not fail to be an incentive stock option merely because the optionee may exercise the option with previously acquired stock of the corporation that granted the option or stock of the corporation whose stock is being offered for purchase under the option. For special rules relating to the use of statutory option stock to pay the option price of an incentive stock option, see § 1.424-1(c)(3).

(2) All shares acquired through the exercise of an incentive stock option are individually subject to the holding period requirements described in § 1.422-1(a) and the disqualifying disposition rules of § 1.422-1(b), regardless of whether the option is exercised with previously acquired stock of the corporation that granted the option or stock of the corporation whose stock is being offered for purchase under the option. If an incentive stock option is exercised with such shares, and the exercise results in the basis allocation described in paragraph (b)(3) of this section, the optionee's disqualifying disposition of any of the stock acquired through such exercise is treated as a disqualifying disposition of the shares with the lowest basis.

(3) If the exercise of an incentive stock option with previously acquired shares is comprised in part of an exchange to which section 1036 (and so much of section 1031 as relates to section 1036) applies, then:

(i) The optionee's basis in the incentive stock option shares received in the section 1036 exchange is the same as the optionee's basis in the shares surrendered in the exchange, increased, if applicable, by any amount included in gross income as compensation pursuant to sections 421 through 424 or section 83. Except for purposes of § 1.422-1(a), the holding period of the shares is determined under section 1223. For purposes of § 1.422-1 and sections 421(b) and 83 and the regulations thereunder, the amount paid for the shares purchased under the option is the fair market value of the shares surrendered on the date of the exchange.

(ii) The optionee's basis in the incentive stock option shares not received pursuant to the section 1036 exchange is zero. For all purposes, the holding period of such shares begins as of the date that such shares are transferred to the optionee. For purposes of § 1.422-1(b) and sections 421(b) and 83 and the regulations thereunder, the amount paid for the shares is considered to be zero.

(c) *Additional compensation.* An option does not fail to be an incentive stock option merely because the optionee has the right to receive additional compensation, in cash or property, when the option is exercised, provided such additional compensation is includible in income under section 61 or section 83. The amount of such additional compensation may be determined in any manner, including by reference to the fair market value of the stock at the time of exercise or to the option price.

(d) *Option subject to a condition.* (1) An option does not fail to be an incentive stock option merely because the option is subject to a condition, or grants a right, that is not inconsistent with the requirements of §§ 1.422-2 and 1.422-4.

(2) An option that includes an alternative right is not an incentive stock option if the requirements of § 1.422-2 are effectively avoided by the exercise of the alternative right. For example, an alternative right extending the option term beyond ten years, setting an option price below fair market value, or permitting transferability prevents an option from qualifying as an incentive stock option. If either of two options can be exercised, but not both, each such option is a disqualifying alternative right with respect to the other, even though one or both options would individually satisfy the requirements of §§ 1.422-2, 1.422-4, and this section.

(3) An alternative right to receive a taxable payment of cash and/or property in exchange for the cancellation or surrender of the option does not disqualify the option as an incentive stock option if the right is exercisable only when the then fair market value of the stock exceeds the exercise price of the option and the option is otherwise exercisable, the right is transferable only when the option is otherwise transferable, and the exercise of the right has economic and tax consequences no more favorable than the exercise of the option followed by an immediate sale of the stock. For this purpose, the exercise of the alternative right does not have the same economic and tax consequences if the payment exceeds the difference between the then fair market value of the stock and the exercise price of the option.

(e) *Examples.* The principles of this section are illustrated by the following examples:

(f) *Effective/applicability date*—(1) *In general.* Except for § 1.422-2(b)(6) *Example 1* (iii), the regulations under this section are effective on August 3, 2004. Section 1.422-2(b)(6) *Example 1* (iii) is effective on November 17, 2009. Section 1.422-2(b)(6) *Example 1* (iii) applies to statutory options granted on or after January 1, 2010.

(2) *Reliance and transition period.* For statutory options granted on or before June 9, 2003, taxpayers may rely on the 1984 proposed regulations LR-279-81 (49 FR 4504), the 2003 proposed regulations REG-122917-02 (68 FR 34344), or this section until the earlier of January 1, 2006, or the first regularly scheduled stockholders meeting of the granting corporation occurring 6 months after August 3, 2004. For statutory options granted after June 9, 2003, and before the earlier of January 1, 2006, or the first regularly scheduled stockholders meeting of the granting corporation occurring at least 6 months after August 3, 2004, taxpayers may rely on either REG-122917-02 or this section. Taxpayers may not rely on LR-279-81 or REG-122917-02 after December 31, 2005. Reliance on LR-279-81, REG-122917-02, or this section must be in its entirety, and all statutory options granted during the reliance period must be treated consistently.

[T.D. 9144, 69 FR 46417, Aug. 3, 2004; 69 FR 61310, Oct. 18, 2004; 69 FR 70551, Dec. 7, 2004; T.D. 9471, 74 FR 59078, Nov. 17, 2009]