; and (bb) in accordance with the standard methods of measurement developed by the Building Owners and Managers Association International, as approved by the American National Standards Institute. (II) Divide the number of usable square feet calculated under subclause (I) by 180. (III) Divide the daily average of the number of individuals who are present working in the space that is the subject of the calculation under subclause (I) by the quotient obtained under subclause (II), which shall be expressed as a percentage. (B) In coordination with the Director of the Office of Personnel Management and the Administrator of General Services, provide policy and policy guidance for the indicators and routines described in section 6503(d)(2), including with respect to the identification of additional indicators under section 6503(d)(2)(B). . (c) Continuity of operations Section 6504(d) of title 5, United States Code, is amended— (1) in the subsection heading, by striking plans ; (2) by redesignating paragraphs (1) and (2) as paragraphs (2) and (3), respectively; and (3) by inserting before paragraph (2), as so redesignated, the following: (1) Emergency incidents (A) Definition In this paragraph, the term emergency incident means an event that, as determined by the head of an executive agency, would pose a threat to the life, health, or safety of an employee, or a group of employees, of the executive agency if the employee, or group of employees, were to report to the worksite of the employee or group of employees. (B) Telework during emergency incidents Notwithstanding any other provision of law, the head of an executive agency may require that an employee, or a group of employees, of the executive agency telework during an emergency incident under procedures established by the Director of the Office of Personnel Management. . (d) Reports Section 6506(b) of title 5, United States Code, is amended— (1) in paragraph (2)— (A) by striking subparagraphs (D) and (E); (B) by redesignating subparagraph (F) as subparagraph (D)