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.
PL 84-551 (S.1790), enacted 06/04/1956

70 
S T A T . ] 
PUBLIC LAW 661-JUNE 4, 1966 
227 
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 hy 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 propelling-
machinery 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 reason-
able in extent: Provided,, however^ That, in lieu thereof, the deduction 
shall be one and three-fourths 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-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) In 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 propelling-
machinery 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 reason-
able in extent: Provided^ however^ That, in lieu thereof, the deduction 
shall be one and one-half times the tonnage of the propelling-machin-
ery 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 ves-
sels. 
Computation. 
Screw-pr opell.ed 
vessels. 
P addle-prop elll ed 
vessels. 
228 
PUBLIC LAW 65a-JUNE 4, 1956 
[70 8T A T . 
"(3) Thirty-seven per centum of the gross tonnage of the vessel 
or one and one-half times the tonnage of the propelling-machinery 
space, whichever the owner elects, if the tonnage of that space is 30 
per centum or more of the gross tonnage of the vessel." 
Approved June 4, 1956. 
June 4, 1956 
[S. 1791] 
Public Law 552 
CHAPTER 353 
AN ACT 
To amenci section 3 of the Act of April 25, 1940 (54 Stat. 164), relating to the 
lights required to be carried bj' motorboats. 
Motorboatlig^ts. 
33 u s e 14>147d; 
49 u s e 177, 560. 
Be it enacted hy the Senate and House of Representatives 
of the 
United States of America in Congress assembled, That subsection 
(c) of section 3 of the Act of April 25, 1940 (54 Stat. 164; U. S. C , 
1952 edition, title 46, sec. 526b) is amended to read as follows: 
"(c) Motorboats of classes A and 1 when propelled by sail alone 
shall carry the combined lantern, but not the white light aft, pre-
scribed by this section. Motorboats of classes 2 and 3, when so pro-
pelled, shall carry the colored side lights, suitably screened, but not 
the white lights, prescribed by this section. Motorboats of all classes, 
when so propelled, shall carry, ready at hand, a lantern or flashlight 
showing a white light which shall be exhibited in sufficient time to 
avert collision." 
SEC. 2. Section 3 of the Act is further amended by adding after 
subsection (d) thereof the following new subsections: 
"(e) When propelled by sail and machinery any motorboat shall 
carry the lights required by this section for a motor boat propelled 
by machinery only. 
"(f) Any motor boat may carry and exhibit the lights required by 
the Regulations for Preventing Collisions at Sea, 1948, Act of Oc-
tober 11, 1951 (65 Stat. 406-420), as amended, in lieu of the lights 
required by this section." 
Approved June 4, 1966. 
June 4, 1956 
[S. 2151] 
Public Law 553 
CHAPTER 354 
AN ACT 
To provide for the segregation of certain funds of the Fort Berthold Indians on 
the basis of a membership roll prepared for such purpose. 
Fort Berthold Inr 
dians. 
S e g r e g a t e d 
shares. 
Be it enacted hy the Senate and House of Representatives 
of the 
United States of America in Congress assembled, That the Secretary 
of the Interior is authorized and directed to segregate the fund on 
deposit in the Treasury of the United States titled "The Three 
Affiliated Tribes of Fort Berthold Eeservation, North Dakota" on the 
basis of a membership roll prepared for that purpose and approved by 
the Secretary. 
The segregated shares of adults, including interest 
accruals thereon, shall be subject to expenditure in accordance with 
plans prepared and submitted by such adults and approved by the 
Secretary. 
The 
segregated 
shares, including 
interest 
accruals 
thereon, of persons who are minors or non compos mentis shall be 
subject to expenditure in accordance with procedures approved by the 
Secretary. 
The Secretary may require any segregated share of a 
member to be used to pay a debt that is owed by such person to the 
Tribes or to the United States and that is due and payable. 
Approved June 4, 1956.