(a)
In general— Not later than 1 year after the date on which the report under section 3(b) is submitted, the Secretary shall develop a plan, based on the results of the assessment completed under section 3(a) and subject to subsection (c), to install Next Generation 9–1–1 systems at identified emergency communications centers in units of the National Park System.
(b)
Consultation— In developing the plan under subsection (a), the Secretary shall consult with—
(1)
State and local emergency operations officials to ensure interoperability of the Next Generation 9–1–1 systems;
(2)
State and local stakeholders that the superintendent of the applicable unit of the National Park System determines to be appropriate; and
(3)
relevant Federal agencies, including—
(A)
the Department of Commerce;
(B)
the Department of Transportation; and
(C)
the Federal Communications Commission.
(c)
Limitation— Notwithstanding subsection (a), a plan developed under that subsection shall not be required to address emergency communications centers in any unit of the National Park System at which the superintendent of the unit of the National Park System determines that sufficient Next Generation 9–1–1 systems have already been installed or are being installed, as applicable.