46 CFR 13.123: Recency of service for original tank vessel endorsements

Last reviewed: October 14, 2026

This section sets a recency requirement for original tank vessel endorsements. An applicant must have obtained at least 25 percent of the qualifying service within 5 years of the date of application. If the endorsement requires transfers, at least two of the qualifying transfers must also fall within that period.

Applies toAn applicant for an original tank vessel endorsement in subpart B, C, D, or E of this part.

What it says

  1. An applicant for an original tank vessel endorsement in subpart B, C, D, or E of this part must have obtained at least 25 percent of the qualifying service within 5 years of the date of application.

    “must have obtained at least 25 percent of the qualifying service”

  2. If the endorsement requires transfers, the applicant must have obtained at least two of the qualifying transfers within 5 years of the date of application.

    “if the endorsement requires transfers, at least two of the qualifying transfers, within 5 years of the date of application”

Common questions

How recent must my service be for an original tank vessel endorsement?

You must have obtained at least 25 percent of the qualifying service within 5 years of the date of application.

“must have obtained at least 25 percent of the qualifying service”

Do transfers have to be recent for a tank vessel endorsement?

If the endorsement requires transfers, at least two of the qualifying transfers must be within 5 years of the date of application.

“if the endorsement requires transfers, at least two of the qualifying transfers, within 5 years of the date of application”

The text of 46 CFR 13.123

Electronic Code of Federal Regulations (eCFR), current as of April 16, 2026 · Read it on eCFR

Recency of service or experience for original tank vessel endorsements

An applicant for an original tank vessel endorsement in subpart B, C, D, or E of this part must have obtained at least 25 percent of the qualifying service and, if the endorsement requires transfers, at least two of the qualifying transfers, within 5 years of the date of application.

The plain-English explanation on this page was written with AI from the regulation text above and checked automatically before publishing: every quote appears in the text, every number comes from it, and a second model confirmed each statement adds nothing the text doesn't say. Regulation text current as of April 16, 2026. The regulation text governs. RegKnot is not affiliated with the U.S. Coast Guard.