20 CFR § 404.1037 - Work on or in connection with a non-American vessel or aircraft.
---
identifier: "/us/cfr/t20/s404.1037"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "20 CFR § 404.1037 - Work on or in connection with a non-American vessel or aircraft."
title_number: 20
title_name: "Employees' Benefits"
section_number: "404.1037"
section_name: "Work on or in connection with a non-American vessel or aircraft."
chapter_name: "SOCIAL SECURITY ADMINISTRATION"
part_number: "404"
part_name: "FEDERAL OLD-AGE, SURVIVORS AND DISABILITY INSURANCE (1950- )"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
cfr_part: "404"
---
# 404.1037 Work on or in connection with a non-American vessel or aircraft.
If you work as an employee within the United States on or in connection with (as explained in § 404.1004(b)(8)) a vessel or aircraft that is not an American vessel (as defined in § 404.1004(b)(3)) or American aircraft (as defined in § 404.1004(b)(2)), your work is excluded from employment if—
(a) You are not a citizen of the United States or your employer is not an American employer (as defined in § 404.1004(b)(1)); and
(b) You are employed on and in connection with (as explained in § 404.1004(b)(7)) the vessel or aircraft when outside the United States.