1. Short title This Act may be cited as the Radiation Exposure Compensation Act Amendments of 2019 . 2. Findings, purpose, and apology Section 2(a)(1) of the Radiation Exposure Compensation Act ( Public Law 101–426 ; 42 U.S.C. 2210 note) is amended by inserting , including individuals in New Mexico, Idaho, Colorado, Arizona, Utah, Texas, Wyoming, Oregon, Washington, South Dakota, North Dakota, Nevada, Guam, and the Northern Mariana Islands, after tests exposed individuals . 3. Extension of fund Section 3(d) of the Radiation Exposure Compensation Act ( Public Law 101–426 ; 42 U.S.C. 2210 note) is amended— (1) by striking 22 years and inserting 45 years ; and (2) by striking 22-year and inserting 45-year . 4. Claims relating to atmospheric testing (a) Leukemia claims relating to Trinity Test in New Mexico and tests in the Pacific Section 4(a)(1)(A) of the Radiation Exposure Compensation Act ( Public Law 101–426 ; 42 U.S.C. 2210 note) is amended— (1) in clause (i)— (A) in subclause (II)— (i) by striking in the affected area and inserting in an affected area ; and (ii) by striking or after the semicolon; (B) by redesignating subclause (III) as subclause (V); and (C) by inserting after subclause (II) the following: (III) was physically present in an affected area for a period of at least 1 year during the period beginning on June 30, 1945, and ending on July 31, 1962; (IV) was physically present in an affected area— (aa) for a period of at least 1 year during the period beginning on June 30, 1946, and ending on August 19, 1958; or (bb) for the period beginning on April 25, 1962, and ending on November 5, 1962; or