42 U.S. Code § 16157 - Demonstration
(a) In generalIn carrying out the programs under this section, the Secretary shall fund a limited number of demonstration projects, consistent with this subchapter and a determination of the maturity, cost-effectiveness, and environmental impacts of technologies supporting each project. In selecting projects under this subsection, the Secretary shall, to the extent practicable and in the public interest, select projects that—
involve using hydrogen and related products at existing facilities or installations, such as existing office buildings, military bases, vehicle fleet centers, transit bus authorities, or units of the National Park System;
lead to the replication of hydrogen technologies and draw such technologies into the marketplace;
include vehicle, portable, and stationary demonstrations of fuel cell and hydrogen-based energy technologies;
carry out demonstrations of evolving hydrogen and fuel cell technologies in national parks, remote island areas, and on Indian tribal land, as selected by the Secretary;
(10) carry out a program to demonstrate developmental hydrogen and fuel cell systems for mobile, portable, and stationary uses, using improved versions of the learning demonstrations program concept of the Department including demonstrations involving—
The Secretary shall give preference to projects which address multiple elements contained in paragraphs (1) through (12).
(b) System demonstrations
(1)  In generalAs a component of the demonstration program under this section, the Secretary shall provide grants, on a cost share basis as appropriate, to eligible entities (as determined by the Secretary) for use in—
(A) devising system design concepts that provide for the use of advanced composite vehicles in programs under section 16122 of this title that—
(B) designing a local distributed energy system that—
incorporates renewable hydrogen production, off-grid electricity production, and fleet applications in industrial or commercial service;
integrates energy or applications described in clause (i), such as stationary, portable, micro, and mobile fuel cells, into a high-density commercial or residential building complex or agricultural community; and
(c) Identification of new program requirementsIn carrying out the demonstrations under subsection (a), the Secretary, in consultation with the Task Force and the Technical Advisory Committee, shall—
after 2008 for stationary and portable applications, and after 2010 for vehicles, identify new requirements that refine technological concepts, planning, and applications; and
during the second phase of the learning demonstrations under subsection (b)(1)(A)(ii), redesign subsequent program work to incorporate those requirements.
(d) Authorization of appropriationsThere are authorized to be appropriated to carry out this section—
$185,000,000 for fiscal year 2006;
$200,000,000 for fiscal year 2007;
$250,000,000 for fiscal year 2008;
$300,000,000 for fiscal year 2009;
$375,000,000 for fiscal year 2010; and
such sums as are necessary for each of fiscal years 2011 through 2020.
 So in original. No par. (2) has been enacted.
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