# 33 CFR § 67.05-15: Operating periods of obstruction lights

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/ecfr-33-67.05-15

## Section

- **Citation:** 33 CFR § 67.05-15
- **Heading:** Operating periods of obstruction lights
- **Jurisdiction:** Federal
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** September 22, 2026
- **Source:** Publisher's official text
- **Location:** Title 33—Navigation and Navigable Waters > CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY > SUBCHAPTER C—AIDS TO NAVIGATION > PART 67—AIDS TO NAVIGATION ON ARTIFICIAL ISLANDS AND FIXED STRUCTURES > Subpart 67.05—General Requirements for Lights

## Text

Obstruction lights shall be displayed at all times between the hours of sunset and sunrise, local time, commencing at the time the construction of a structure is begun. During construction and until such time as a platform capable of supporting the obstruction lights is completed, the fixed lights on an attending vessel shall be used. In addition, when lights are in use for general illumination to facilitate the construction or operation of a structure, and can be seen from any angle of approach at a distance equal to that prescribed for the obstruction lights for the class of structure, the actual operation of obstruction lights also will not be required.
[CGFR 58-34, 23 FR 7701, Oct. 4, 1958]

## Nearby sections

- [33 CFR § 67.01-1 § 67.01-1 Scope.](https://www.frixlaw.com/law-library/statutes/ecfr-33-67.01-1.md)
- [33 CFR § 67.01-5 § 67.01-5 Definitions.](https://www.frixlaw.com/law-library/statutes/ecfr-33-67.01-5.md)
- [33 CFR § 67.01-10 § 67.01-10 Delegation of functions.](https://www.frixlaw.com/law-library/statutes/ecfr-33-67.01-10.md)
- [33 CFR § 67.01-15 § 67.01-15 Classification of structures.](https://www.frixlaw.com/law-library/statutes/ecfr-33-67.01-15.md)
- [33 CFR § 67.01-20 § 67.01-20 Prescribing lines of demarcation.](https://www.frixlaw.com/law-library/statutes/ecfr-33-67.01-20.md)
- [33 CFR § 67.01-30 § 67.01-30 Equivalents.](https://www.frixlaw.com/law-library/statutes/ecfr-33-67.01-30.md)
- [33 CFR § 67.05-1 § 67.05-1 Arrangement of obstruction lights.](https://www.frixlaw.com/law-library/statutes/ecfr-33-67.05-1.md)
- [33 CFR § 67.05-5 § 67.05-5 Multiple obstruction lights.](https://www.frixlaw.com/law-library/statutes/ecfr-33-67.05-5.md)
- [33 CFR § 67.05-10 § 67.05-10 Characteristics of obstruction lights.](https://www.frixlaw.com/law-library/statutes/ecfr-33-67.05-10.md)
- [33 CFR § 67.05-15 § 67.05-15 Operating periods of obstruction lights.](https://www.frixlaw.com/law-library/statutes/ecfr-33-67.05-15.md)
- [33 CFR § 67.05-20 § 67.05-20 Minimum lighting requirements.](https://www.frixlaw.com/law-library/statutes/ecfr-33-67.05-20.md)
- [33 CFR § 67.05-25 § 67.05-25 Special lighting requirements.](https://www.frixlaw.com/law-library/statutes/ecfr-33-67.05-25.md)
- [33 CFR § 67.10-1 § 67.10-1 Apparatus requirements.](https://www.frixlaw.com/law-library/statutes/ecfr-33-67.10-1.md)
- [33 CFR § 67.10-5 § 67.10-5 Location requirements.](https://www.frixlaw.com/law-library/statutes/ecfr-33-67.10-5.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/ecfr-33-67.05-15. Check the current official text before relying on it. Not legal advice.