# § 7306. General requirements and classifications for members of deck departments
**(a)** **In General.—** The Secretary may issue a merchant mariner credential, to members of the deck department in the following classes:
**(1)** Able Seaman-Unlimited.
**(2)** Able Seaman-Limited.
**(3)** Able Seaman-Special.
**(4)** Able Seaman-Offshore Supply Vessels.
**(5)** Able Seaman-Sail.
**(6)** Able Seaman-Fishing Industry.
**(7)** Ordinary Seaman.
**(b)** **Classification of Credentials.—** The Secretary may classify the merchant mariner credential issued under subsection (a) based on—
**(1)** the tonnage and means of propulsion of vessels;
**(2)** the waters on which vessels are to be operated; or
**(3)** other appropriate standards.
**(c)** **Qualifications.—** To qualify for a credential under this section, an applicant shall provide satisfactory proof that the applicant—
**(1)** is at least 18 years of age;
**(2)** has the service required by the applicable section of this part;
**(3)** is qualified professionally as demonstrated by an applicable examination or educational requirements;
**(4)** is qualified as to sight, hearing, and physical condition to perform the seafarer’s duties; and
**(5)** has satisfied any additional requirements established by the Secretary, including career patterns and service appropriate to the particular service, industry, or job functions the individual is engaged.
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**Source Credit**: (Pub. L. 98–89, Aug. 26, 1983, 97 Stat. 542; Pub. L. 98–364, title IV, § 402(9)(C), July 17, 1984, 98 Stat. 448; Pub. L. 119–60, div. G, title LXXIII, § 7301(d)(1), Dec. 18, 2025, 139 Stat. 1753.)
| Revised section | Source section (U.S. Code) |
| --- | --- |
| 7306 | 46:672(b) |
Section 7306(a) establishes the minimum requirements an individual must meet before being issued a merchant mariner’s document endorsed for able seamen.
Subsection (b) establishes the classifications of able seamen—unlimited, able seamen—limited, able seamen—special, able seamen—offshore supply vessels, and able seamen—sail.
## Editorial Notes
### Amendments
2025— amended section generally. Prior to amendment, section related to general requirements and classifications for able seamen.
1984—Subsec. (b)(6). added par. (6).
## Statutory Notes and Related Subsidiaries
### Effective Date
Provisions of this section (related to able seaman—sail) effective , see , set out as a note under .
### Implementation of 2025 Amendment
> “The Secretary of the department in which the Coast Guard is operating shall implement the requirements under subsection (c) of
>
> , United States Code (as amended by this section), without regard to chapters 5 and 6 of title 5, United States Code, and Executive Orders 12866 and 13563 (
>
> note).”
, , , provided that:
### Acceptance of Certain Services Toward Endorsement as Able Seaman
> **“(A)** under sections 7307 and 7309 of that title; or
>
> **“(B)** if the service is on board a vessel of at least 100 gross tons, under section 7308 of that title.”
, , , provided that: