LLC, or in the case of a dispute concerning an ap-
praisal or appraisal issue arising under that section, 
the date the dispute is resolved under that section. 
(d) CASH EQUALIZATION PAYMENT.—
(1) IN GENERAL.—If the values of lands to be 
exchanged under this section are not equal, they 
shall be equalized by the payment of cash to the Sec-
retary or Las Cienegas Conservation, LLC, as the 
circumstances dictate, in accordance with section 
206(b) of the Federal Land Policy and Management 
Act of 1976 (43 U.S.C. 1716(b)). 
(2) DISPOSITION AND USE OF FUNDS.—Not-
withstanding any other provision of law, any cash 
equalization payment received by the Secretary 
under this section shall be deposited into a separate 
account in the Treasury, which shall be available to 
the Secretary, without further appropriation and 
until expended, solely for the purpose of—
(A) the acquisition of land or interests in 
land within or adjacent to national conservation 
lands in southern Arizona; and 
(B) resource management by the Bureau 
of Land Management in Pima County, Arizona. 
(e) WATER RIGHTS.—
(1) LANDS OWNED BY PIMA COUNTY.—The ex-
change under this section may not take place unless 
Neal Simonson and Pima County, Arizona, enter 
into an agreement under which Neal Simonson relin-
quishes to Pima County any right to withdraw water 
from lands owned by Pima County in section 17, 
township 17 south, range 18 east, Gila and Salt 
River Baseline and Meridian. 
(2) EMPIRITA-SIMONSON PROPERTY.—The ex-
change under this section may not take place unless 
Neal Simonson and the Secretary enter into an 
agreement under which Neal Simonson limits his re-
served withdrawal right on the Empirita-Simonson 
property to maximum of 550 acre feet per year. 
(f) ROAD ACCESS PROHIBITED.—The Secretary may 
not construct or authorize the construction of any tem-
porary or permanent road in any portion of the Empirita-
Simonson property acquired under this section if the road 
would provide access to or from any property which is not 
within the Las Cienegas National Conservation Area. 
(g) ENVIRONMENTAL REVIEW.—As a condition of 
the exchange, Las Cienegas Conservation, LLC, shall re-
imburse the Secretary for the direct costs of all environ-
mental reviews of the lands to be exchanged under this
section that are required by the National Environmental 
Policy Act of 1969 (42 U.S.C. 4321 et seq.). 
(h) ENDANGERED SPECIES ACT REVIEW.—The Sec-
retary shall review the conveyance of the Sahuarita prop-
erty under this section in accordance with section 7(a)(1) 
of the Endangered Species Act of 1973 (16 U.S.C. 
1536(a)(1)). 
SEC. 3. ACQUISITION AND CONVEYANCE OF TUMAMOC 
HILL PROPERTY. 
(a) ACQUISITION OF TUMAMOC HILL PROPERTY.—
(1) IN GENERAL.—Notwithstanding any other 
provision of law, upon the expiration of the 30-day 
period beginning on the date of the enactment of 
this Act, all right, title, and interest to, and the 
right to immediate possession of, the Tumamoc Hill 
property is hereby vested in the United States. The 
Tumamoc Hill property shall remain subject to ex-
isting easements of record. 
(2) COMPENSATION.—As consideration for the 
Tumamoc Hill property acquired under paragraph 
(1), the State of Arizona, State Land Department, 
shall receive an amount equal to the agreed nego-
tiated value of the Tumamoc Hill property, deter-
mined as of the date of the acquisition, or the just 
compensation determined by judgment.
(3) DETERMINATION OF VALUE BY COURT.—In 
the absence of agreement as to the amount of just 
compensation, the State of Arizona or the Secretary 
may initiate a proceeding in the United States Dis-
trict Court for the District of Arizona seeking a de-
termination of just compensation for the acquisition 
of the Tumamoc Hill property. 
(b) CONVEYANCE AUTHORIZED.—
(1) IN
GENERAL.—When Pima County, Ari-
zona, pays to the State of Arizona, State Land De-
partment, the amount of compensation determined 
under subsection (a), the Secretary shall convey to 
Pima County all right, title, and interest of the 
United States in and to the Tumamoc Hill property. 
(2) TIME FOR CONVEYANCE.—The conveyance 
authorized under paragraph (1) shall be completed 
prior to the expiration of the 60-day period which 
begins on the date Pima County pays to the State 
of Arizona, State Land Department, the amount de-
scribed in paragraph (1). 
SEC. 4. ADMINISTRATION OF LAND EXCHANGES. 
(a) TITLE STANDARDS.—The Secretary shall require 
that title to the lands to be exchanged under this Act con-
form with the title standards of the Attorney General of 
the United States.