; or (ii) changes the date, time, or location of the work shift the employee is scheduled to work under subsection (a) with no loss of hours. (B) Not less than one-half times the employee’s regular rate of pay per hour for any hour that the employee is scheduled to work under subsection (a) and does not work due to the employer subtracting or canceling such scheduled hours of work. (3) Exceptions to predictability pay An employer shall not be required to pay predictability pay under paragraph (2), or to obtain written consent pursuant to subsection (a)(5), under any of the following circumstances: (A) A retail, food service, cleaning, hospitality, or warehouse employee, or Secretary’s designated employee, requests a shift change in writing, including through the use of sick leave, vacation leave, or any other leave policy offered by the employer. (B) A schedule change is the result of a mutually agreed upon shift trade or coverage arrangement between retail, food service, cleaning, hospitality, or warehouse employees, or Secretary’s designated employees, subject to any policy of the employer regarding required conditions for employees to exchange shifts. (C) The employer’s operations cannot begin or continue due to— (i) a threat to the property of an employee or the employer; (ii) the failure of a public utility or the shutdown of public transportation; (iii) a fire, flood, or other natural disaster; (iv) a state of emergency declared by the President of the United States or by the governor of the State, or the mayor of the city, in which the operations are located