the term State includes the District of Columbia, the Commonwealth of Puerto Rico, the Virgin Islands, Guam, American Samoa, and the Commonwealth of the Northern Mariana Islands. . (b) Effective date The amendment made by this section shall apply to declarations made after December 31, 2015. IV Relief relating to Puerto Rico and United States Virgin Islands 401. Application of disaster-related tax relief to possessions of United States (a) Payments to United States Virgin Islands and Puerto Rico (1) Provisions of this Act (A) United States Virgin Islands The Secretary of the Treasury shall periodically (but not less frequently than annually) pay to the United States Virgin Islands amounts equal to the sum of loss in revenues to the United States Virgin Islands by reason of the application of the provisions of this Act and amendments made by this Act. Such amounts shall be determined by the Secretary of the Treasury based on information provided by the government of the United States Virgin Islands. (B) Puerto Rico The Secretary of the Treasury shall pay to Puerto Rico amounts estimated by the Secretary of the Treasury as being equal to the aggregate benefits that would have been provided to residents of Puerto Rico by reason of the provisions of this Act if a mirror code tax system had been in effect in Puerto Rico. The preceding sentence shall not apply unless the government of Puerto Rico has a plan, which has been approved by the Secretary of the Treasury, under which Puerto Rico will promptly distribute such payments to its residents. (2) Earned income credit Section 32 of the Internal Revenue Code of 1986, as amended by this Act, is amended by adding at the end the following: (o) Treatment of possessions (1) Payments to possessions (A) Virgin Islands The Secretary of the Treasury shall periodically (but not less frequently than annually) pay to the Virgin Islands amounts equal to the loss to that possession by reason of the application of this section (determined without regard to paragraph (2)) with