33 CFR § 159.12a - Certification of certain Type III devices.

---
identifier: "/us/cfr/t33/s159.12a"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "33 CFR § 159.12a - Certification of certain Type III devices."
title_number: 33
title_name: "Navigation and Navigable Waters"
section_number: "159.12a"
section_name: "Certification of certain Type III devices."
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "O"
subchapter_name: "POLLUTION"
part_number: "159"
part_name: "MARINE SANITATION DEVICES"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "33 U.S.C. 1322(b)(1); 49 CFR 1.45(b). Subpart E also issued under authority of sec. 1(a)(4), Pub. L. 106-554, 114 Stat. 2763; DHS Delegation No. 00170.1, Revision No. 01.4."
regulatory_source: "CGD 73-83, 40 FR 4624, Jan. 30, 1975, unless otherwise noted."
cfr_part: "159"
---


# 159.12a Certification of certain Type III devices.

(a) The purpose of this section is to provide regulations for certification of certain Type III devices.

(b) Any Type III device is considered certified under this section if:

(1) It is used solely for the storage of sewage and flushwater at ambient air pressure and temperature; and

(2) It is in compliance with § 159.53(c).

(c) Any device certified under this section need not comply with the other regulations in this part except as required in paragraphs (b)(2) and (d) of this section and may not be labeled under § 159.16.

(d) Each device certified under this section which is installed aboard an inspected vessel must comply with § 159.97.

[CGD 76-145, 42 FR 11, Jan. 3, 1977]