31 CFR § 850.103 - Rules of construction and interpretation.

---
identifier: "/us/cfr/t31/s850.103"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "31 CFR § 850.103 - Rules of construction and interpretation."
title_number: 31
title_name: "Money and Finance: Treasury"
section_number: "850.103"
section_name: "Rules of construction and interpretation."
chapter_name: "OFFICE OF INVESTMENT SECURITY, DEPARTMENT OF THE TREASURY"
part_number: "850"
part_name: "PROVISIONS PERTAINING TO U.S. INVESTMENTS IN CERTAIN NATIONAL SECURITY TECHNOLOGIES AND PRODUCTS IN COUNTRIES OF CONCERN"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "50 U.S.C. 1701  E.O. 14105, 88 FR 54867, 31 U.S.C. 321."
regulatory_source: "89 FR 90462, Nov. 15, 2024, unless otherwise noted."
cfr_part: "850"
---


# 850.103 Rules of construction and interpretation.

(a) As used in this part, the term “including” (or variations such as “include”) means “including but not limited to.”

(b) Any term in the singular includes the plural, and the plural includes the singular, if such use would be appropriate.

(c) Section headings are included for convenience of reference only and shall not affect the interpretation of this part.