# 46 CFR § 143.205: General

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/ecfr-46-143.205

## Section

- **Citation:** 46 CFR § 143.205
- **Heading:** General
- **Jurisdiction:** Federal
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** September 22, 2026
- **Source:** Publisher's official text
- **Location:** Title 46—Shipping > CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY > SUBCHAPTER M—TOWING VESSELS > PART 143—MACHINERY AND ELECTRICAL SYSTEMS AND EQUIPMENT > Subpart B—Requirements for All Towing Vessels

## Text

(a) Machinery and electrical systems must be designed and maintained to provide for safe operation of the towing vessel and safety of persons onboard under normal and emergency conditions.
(b) The crew of each towing vessel must demonstrate the ability to operate the primary and auxiliary machinery and electrical systems for which they are responsible, and to do so under normal and emergency conditions. This includes, but is not limited to, responses to alarms and restoration of propulsion and steering in the event of failure.
(c) Propulsion machinery, including main engines, reduction gears, shafting, bearings, and electrical equipment and systems, must:
(1) Be maintained to ensure proper operation;
(2) Be suitable for route and service; and
(3) Have suitable propulsion controls to provide the operator full control at each operating station.
(d) Repairs and minor alterations to existing towing vessels must be made in accordance with this part. New installations that are not replacements in kind must comply with the requirements of subpart C of this part, if applicable.

## Nearby sections

- [46 CFR § 143.100 § 143.100 Purpose.](https://www.frixlaw.com/law-library/statutes/ecfr-46-143.100.md)
- [46 CFR § 143.105 § 143.105 Applicability.](https://www.frixlaw.com/law-library/statutes/ecfr-46-143.105.md)
- [46 CFR § 143.115 § 143.115 Definitions.](https://www.frixlaw.com/law-library/statutes/ecfr-46-143.115.md)
- [46 CFR § 143.200 § 143.200 Applicability.](https://www.frixlaw.com/law-library/statutes/ecfr-46-143.200.md)
- [46 CFR § 143.205 § 143.205 General.](https://www.frixlaw.com/law-library/statutes/ecfr-46-143.205.md)
- [46 CFR § 143.210 § 143.210 Alternate design or operational considerations.](https://www.frixlaw.com/law-library/statutes/ecfr-46-143.210.md)
- [46 CFR § 143.215 § 143.215 Existing vessels built to class.](https://www.frixlaw.com/law-library/statutes/ecfr-46-143.215.md)
- [46 CFR § 143.220 § 143.220 Machinery space fire prevention.](https://www.frixlaw.com/law-library/statutes/ecfr-46-143.220.md)
- [46 CFR § 143.225 § 143.225 Control and monitoring requirements.](https://www.frixlaw.com/law-library/statutes/ecfr-46-143.225.md)
- [46 CFR § 143.230 § 143.230 Alarms and monitoring.](https://www.frixlaw.com/law-library/statutes/ecfr-46-143.230.md)
- [46 CFR § 143.235 § 143.235 General alarms.](https://www.frixlaw.com/law-library/statutes/ecfr-46-143.235.md)
- [46 CFR § 143.240 § 143.240 Communication requirements.](https://www.frixlaw.com/law-library/statutes/ecfr-46-143.240.md)
- [46 CFR § 143.245 § 143.245 Readiness and testing.](https://www.frixlaw.com/law-library/statutes/ecfr-46-143.245.md)
- [46 CFR § 143.250 § 143.250 System isolation and markings.](https://www.frixlaw.com/law-library/statutes/ecfr-46-143.250.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/ecfr-46-143.205. Check the current official text before relying on it. Not legal advice.