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PUBLIC LAW 661-JUNE 4, 1966

SEC. 3. The analysis of chapter 5 of title 14, United States Code, immediately preceding section 81 of such title, is amended by striking out the item "85. Failure to maintain lights; penalty"

and inserting in lieu thereof the following: "85. Aids to maritime navigation on fixed structures; iienalty."

Approved June 4, 1956. Public Law 551

CHAPTER 352

AN ACT To amend section 4153 of the Revised Statutes, as amended, to authorize more liberal propelling power allowances in computing the net tonnages of certain vessels.

Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, That subdivision (f) of section 4153 of the Revised Statutes, as amended (U.S.C. 1952 edition, title 46, sec. 77 (f)), is further amended to read as follows: "(f) In the case of a vessel which is screw propelled in whole or in part, the following deduction shall be made tor the space occupied by the propelling machinery: "(1) Thirty-two thirteenths times the tonnage of the propellingmachinery space, if the tonnage of that space is not more than 13 per centum of the gross tonnage of the vessel and if that space is reasonable in extent: Provided,, however, That, in lieu thereof, the deduction shall be one and three-fourths times the tonnage of the propellingmachinery space, in the case of a vessel the construction of which was commenced on or before the date of enactment of this Act, if the owner so elects; "(2) Thirty-two per centum of the gross tonnage of the vessel, if the tonnage of the propelling-machinery space is more than 13 per centum and less than 20 per centum of the gross tonnage of the vessel; or "(3) Thirty-two per centum of the gross tonnage of the vessel or one and three-fourths times the tonnage of the propelling-machinery space, whichever the owner of the vessel elects, if the tonnage of that space is 20 per centum or more of the gross tonnage of the vessel." SEC. 2. Subdivision (g) of section 4153 of the Revised Statutes, as amended (U.S.C. 1952 edition, title 46, sec. 77 (g)), is further amended to read as follows: " (g) I n the case of a vessel which is propelled in whole or in part by paddle wheels, the following deduction shall be made for the space occupied by the propelling machinery: "(1) Thirty-seven twentieths times the tonnage of the propellingmachinery space, if the tonnage of that space is not more than 20 per centum of the gross tonnage of the vessel and if that space is reasonable in extent: Provided, however, That, in lieu thereof, the deduction shall be one and one-half times the tonnage of the propelling-machinery space, in the case of a vessel the construction of which was commenced on or before the date of enactment of this Act, if the owner so elects; "(2) Thirty-seven per centum of the gross tonnage of the vessel, if the tonnage of the propelling-machinery space is more than 20 per centum and less than 30 per centum of the gross tonnage of the vessel; or

June 4, 1956 [S.1790]

Tonnage of v e s sels. Computation. Screw-pr opell.ed vessels.

P addle-prop elll ed vessels.

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