; 130 Stat. 687) is amended by striking 2 years after the date of enactment of this Act and inserting March 31, 2020 . (c) Coordination Section 6(b) of the United States Semiquincentennial Commission Act of 2016 ( Public Law 114–196 ; 130 Stat. 689) is amended— (1) in paragraph (3)(A), by striking presiding officer of the Federal Council on the Arts and the Humanities, the Chairperson of the National Endowment for the Arts, and the Chairperson of the National Endowment for the Humanities and inserting Chairperson of the National Endowment for the Arts, the Chairperson of the National Endowment for the Humanities, and the Director of the Institute of Museum and Library Services ; and (2) in paragraph (4), in the matter preceding subparagraph (A), by inserting and other after founding . (d) Expenditures of commission Section 9 of the United States Semiquincentennial Commission Act of 2016 ( Public Law 114–196 ; 130 Stat. 691) is amended— (1) by striking subsection (a) and inserting the following: (a) In general All expenditures of the Commission shall be made from donations, earned income, and any funds made available to carry out this Act under subsection (f). ; (2) in subsection (d), by striking Once each year during the period beginning on the date of enactment of this Act and inserting Annually during the period beginning 1 year after the Commission submits the report to the President under section 5(c)(1) ; and (3) by adding at the end the following: (e) Intellectual property protections The Commission shall have the exclusive right to use, and to allow others to use, the official marks, imprimaturs, and logos of the Commission. (f) Authorization of appropriations There are authorized to be appropriated such sums as are necessary to carry out this Act. .