
From the U.S. Code Online via GPO Access
[wais.access.gpo.gov]
[Laws in effect as of January 2, 2001]
[Document not affected by Public Laws enacted between
  January 2, 2001 and January 28, 2002]
[CITE: 33USC2030]

 
                TITLE 33--NAVIGATION AND NAVIGABLE WATERS
 
                  CHAPTER 34--INLAND NAVIGATIONAL RULES
 
                           SUBCHAPTER I--RULES
 
                        Part C--Lights and Shapes
 
Sec. 2030. Anchored vessels and vessels aground (Rule 30)


(a) Vessels at anchor

    A vessel at anchor shall exhibit where it can best be seen:
        (i) in the fore part, an all-round white light or one ball; and
        (ii) at or near the stern and at a lower level than the light 
    prescribed in subparagraph (i), an all-round white light.

(b) Vessels of less than 50 meters in length; alternative light

    A vessel of less than 50 meters in length may exhibit an all-round 
white light where it can best be seen instead of the lights prescribed 
in paragraph (a) of this Rule.

(c) Illumination of decks

    A vessel at anchor may, and a vessel of 100 meters or more in length 
shall, also use the available working or equivalent lights to illuminate 
her decks.

(d) Vessels aground

    A vessel aground shall exhibit the lights prescribed in paragraph 
(a) or (b) of this Rule and in addition, if practicable, where they can 
best be seen:
        (i) two all-round red lights in a vertical line; and
        (ii) three balls in a vertical line.

(e) Vessels of less than 7 meters in length when at anchor

    A vessel of less than 7 meters in length, when at anchor, not in or 
near a narrow channel, fairway, anchorage, or where other vessels 
normally navigate, shall not be required to exhibit the lights or shape 
prescribed in paragraphs (a) and (b) of this Rule.

(f) Vessels of less than 12 meters in length when aground

    A vessel of less than 12 meters in length when aground shall not be 
required to exhibit the lights or shapes prescribed in subparagraphs 
(d)(i) and (ii) of this Rule.

(g) Vessels of less than 20 meters in length while at anchor in special 
        anchorage

    A vessel of less than 20 meters in length, when at anchor in a 
special anchorage area designated by the Secretary, shall not be 
required to exhibit the anchor lights and shapes required by this Rule.

(Pub. L. 96-591, Sec. 2, Dec. 24, 1980, 94 Stat. 3429.)

                          Codification

    Section was enacted as part of section 2 of Pub. L. 96-591 which 
enacted the Inland Navigational Rules which comprise this subchapter.

                  Section Referred to in Other Sections

    This section is referred to in sections 2020, 2027, 2029, 2031 of 
this title.
