An Act to authorize the establishment of the Biscayne National Monument in the State of Florida, and for other purposes
PL 90-606 (H.R.551), enacted 10/18/1968

1188 
PUBLIC LAW 90-606-OCT. 18, 1968 
[82 STAT. 
ington Metropolitan Area Transit Commission shall certify to the 
Commissioner of the District of Columbia, with respect to each calen-
dar month commencing with September 1968, and ending August 
1971, all inclusive, an amount which is the difference between the total 
of all reduced fares paid during such calendar month to jsuch carrier by 
schoolchildren in accordance with this Act and the amount which 
would have been paid during that month to such carrier if such fares 
had been paid at the lowest adult fare established by the Commission 
for regular route transportation in that month. The certification 
required by this section shall be made for each such month as soon a^ 
practicable following the end thereof. The Commissioner of the Dis-
trict of Columbia, upon receiving any such certification, shall pay the 
carrier with respect to which that certification was filed an amount 
equal to the amount contained therein." 
Approved October 18, 1968. 
Public Law 90-606 
October 18, 19 68 
A N 
A C T 
[H. R. 551] 
r
p
Q authorize the establishment of the Biscayne National Monument in the State 
cf Florida, and for other purposes. 
Be it enacted hy the Senate and House of Rejyresentatives of the 
Biscayne 
United States of America in Congress assembled. That, in order to 
National Monu- 
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preserve and protect tor the education, inspiration, recreation, and 
Establishment, eujoymeut of present and future generations a rare combination of ter-
restrial, marine, and amphibious life in a tropical setting of great 
natural beauty, the Secretary of the Interior may establish the Biscayne 
]S ational Monument within so much of the area in the State of Florida 
as generally depicted on the drawing entitled "Biscayne National 
Monument Boundary Map," numbered NM-BIS 7101, and dated 
May 1966, which drawing is superimposed on a photographic repro-
duction of a portion of Coast and Geodetic Survey Chart Numbered 
1249 (eighth edition, December 20,1965, correction numbered 22, dated 
May 28,1966) as lies north of the north boundary of the channel ease-
ment shown thereon. The drawing shall be on file and available for 
public inspection in the offices of the National Park Service, Depart-
ment of the Interior. The Secretary may revise the boundaries of the 
national monument from time to time, but the total acreage of the 
national monument shall not exceed ninety-six thousand three hundred 
acres and no boundary shall be revised outward or in such a manner as 
to obstruct any seaport channel which may be hereafter constructed 
outside the boundaries hereinbefore referred to. 
Land acquisi- 
gj,Q 2. (a) Within the boundaries of the Biscayne National Monu-
ment, the Secretary of the Interior may acquire lands, waters, or 
interests therein by donation, purchase with donated or appropriated 
funds, or exchange. The Secretary may in addition acquire by any of 
the above methods not more than eighty acres of land or interests 
therein on the mainland for a headquarters site, and not more than 
forty acres of land or interests therein on Key Largo for a visitor 
contact site. 
(b) When acquiring property by exchange the Secretary may accept 
title to any non-Federal property within the boundaries of the national 
monument, and outside of such boundaries within the limits prescribed 
in subsection (a) of this section, and in exchange therefor he may 
convey to the grantor of such property any federally owned property 
under his jurisdiction in the State of Florida which he classifies as 
tion 
82 STAT. ] 
PUBLIC LAW 90-607-OCT. 21, 1968 
1189 
suitable for exchange or other disposal. The vaUies of the properties 
so exchanged either shall be approximately equal, or if they are not 
approximately equal the values shall be equalized by the payment of 
cash to the grantor or to the Secretary as the circumstances require. 
SEC. 3. Notwithstanding any other provision of this Act, lands and 
interests in land owned by the State of Florida or Dade County may 
be acquired solely by donation, and the Secretary shall not declare the 
Biscayne National Monument established until the State has trans-
ferred or agreed to transfer to the United States its right, title and 
interest in and to its lands within the boundaries of said national 
monument. The Secretary shall not acquire any other lands or interests 
in land pursuant to this Act except by donation or with donated funds 
until the State has made or obligated itself to make the aforesaid 
transfer: Provided^ That nothing contained in this sentence shall pre-
clude the Secretary from acquiring options for the purchase of lands 
and interests in land, other than lands and interests in land held by the 
State of Florida or Dade County, which are to be acquired pursuant 
to this Act and, upon the State's transferring or obligating itself to 
transfer as aforesaid, he shall proceed as expeditiously as possible to 
acquire the other lands and interests in land which are necessary to 
carry out the purposes of this Act. 
SEC. 4. The Secretary of the Interior shall preserve and administer 
the Biscayne National Monument in accordance with the provisions of 
the Act of August 25,1916 (39 Stat. 535; 16 U.S.C. 1^), as amended 
and supplemented. The waters within the Biscayne National Monu-
ment shall continue to be open to fishing in conformity with the laws 
of the State of Florida except as tlie Secretary, after consultation 
with appropriate officials of said State, designates species for which, 
areas and tnnes witliin Avliich, and methods by which fishing is pro-
hibited, limited or otlierwise regulated in the interest of sound conser-
vation or in order to achieve the purposes for which the national 
monument is established. 
SEC. O. There are authorized to be appropriated such sums as may 
be necessary to carry out the provisions of this Act, but not to exceed 
$24,575,()0() for land acquisition and $2,900,000 for development. 
Approved October 18, 1968. 
Administration. 
Fishing. 
Appropri at ion. 
Public Law 90-607 
AN ACT 
Relating to the effective date of the 1966 change in the definition of earned in-
come for purposes of pension plans of self-employed individuals. 
October 21, 19 68 
[H. R. 18253] 
Be it enacted hy the Senate and House of Rej^resentaUves of the 
United States of America in Congress assemhled, That section 204(d) 
g^iTem lo ed 
of Public Law 89-809 (80 Stat. 1578) is amended by adding at the end indlvidi^^s"^pension 
thereof the following new sentence: "The amendment made by sub- pi^n^. 
section (c) shall a p ^ y with respect to taxable years beginning after 
December 31, 1967, and in the case of a taxpayer who applies the 
averaging provisions of section 401(e)(3) of the Internal Revenue 
Code of 1954 for a taxable year beginning after December 31, 1967, 
the computation of the amount deductible under section 404 of such 
Code for any prior taxable year which began before January 1, 1968, 
shall be made, for purposes of such averaging provisions, as if the 
amendment made by subsection (c) were applicable to such prior 
taxable year." 
Approved October 21, 1968. 
26 u s e 401 note. 
76 Stat. 815. 
68A Stat. 138.