Section 549 - Lighthouse and other sites; necessity and sufficiency of cession by State of jurisdiction(a) No lighthouse, beacon, public pier, or landmark, shall be built or erected on any site until cession of jurisdiction over the same has been made to the United States.(b) For the purposes of subsection (a), a cession by a State of jurisdiction over a place selected as the site of a lighthouse, or other structure or work referred to in subsection (a), shall be deemed sufficient if the cession contains a reservation that process issued under authority of such State may continue to be served within such place.(c) If no reservation of service described in subsection (b) is contained in a cession, all process may be served and executed within the place ceded, in the same manner as if no cession had been made.Added Pub. L. 116-283 title LVXXXV [LXXXV], §8509(b), Jan. 1, 2021, 134 Stat. 4756.