; emergency period For purposes of this section, an emergency area is a geographical area in which, and an emergency period is the period during which, there exists— (1) an emergency or disaster declared by the President pursuant to the National Emergencies Act or the Robert T. Stafford Disaster Relief and Emergency Assistance Act; and (2) a public health emergency declared by the Secretary pursuant to section 319 of the Public Health Service Act. . (2) Clerical amendment The table of sections for subchapter B of chapter 100 of the Internal Revenue Code of 1986 is amended by adding at the end the following new item: Sec. 9816. Provision of prescription drug refill notifications during emergencies. . (d) Effective date The amendments made by this section shall apply with respect to— (1) emergency periods beginning on or after the date of the enactment of this Act; and (2) the emergency period relating to the public health emergency declared by the Secretary of Health and Human Services pursuant to section 319 of the Public Health Service Act on January 31, 2020, entitled Determination that a Public Health Emergency Exists Nationwide as the Result of the 2019 Novel Coronavirus .