; or (B) for the costs of maintaining a point of presence at an internet exchange facility. (2) Rule of construction Nothing in this subsection shall be construed to authorize the Commission to regulate, issue guidance for, or otherwise interfere with the activities at an internet exchange facility. (3) Internet exchange facility defined In this subsection, the term internet exchange facility means physical infrastructure through which internet service providers and content delivery networks exchange internet traffic between their networks. . 4. Definitions In this Act: (1) Assistant Secretary The term Assistant Secretary means the Assistant Secretary of Commerce for Communications and Information. (2) Core based statistical area The term core based statistical area has the meaning given such term by the Office of Management and Budget in the Notice of Decision entitled 2010 Standards for Delineating Metropolitan and Micropolitan Statistical Areas , published in the Federal Register on June 28, 2010 (75 Fed. Reg. 37246), or any successor to such Notice. (3) Covered grant The term covered grant means a grant awarded under section 2(a). (4) Internet exchange facility The term internet exchange facility means physical infrastructure through which internet service providers and content delivery networks exchange internet traffic between their networks.