; (ii) licenses; (iii) permits; (iv) license amendments; (v) license renewals; (vi) certificates of compliance; and (vii) power uprates; and (B) any other activity requested by a licensee or applicant. (g) Effective date This section takes effect on October 1, 2019. 4. Study on elimination of foreign licensing restrictions Not later than 18 months after the date of enactment of this Act, the Comptroller General, in consultation with the Secretary of Energy, shall transmit to Congress a report containing the results of a study on the feasibility and implications of repealing restrictions under sections 103d. and 104d. of the Atomic Energy Act of 1954 on issuing licenses for certain nuclear facilities to an alien or an entity owned, controlled, or dominated by an alien, a foreign corporation, or a foreign government. 5. Study on the impact of the elimination of mandatory hearing for uncontested licensing applications Not later than 18 months after the date of enactment of this Act, the Comptroller General, in consultation with the Secretary of Energy, shall transmit to Congress a report containing the results of a study on the impact of the elimination of mandatory hearings for uncontested licensing and construction permit applications under the Atomic Energy Act of 1954. 6. Informal hearing procedures (a) Procedures Section 189 a. of the Atomic Energy Act of 1954 ( 42 U.S.C. 2239(a) ) is amended by adding at the end the following: (3) Any hearing under this section shall be conducted using informal adjudicatory procedures in accordance with sections 553 and 555 of title 5, United States Code, unless the Commission determines that formal adjudicatory procedures are necessary— (A) to develop a sufficient record