; and (B) the aircraft is operated from a fixed site as described in paragraph (1). (d) Updates (1) In general The Administrator, in consultation with government, stakeholders, and community-based organizations, shall initiate a process to periodically update the operational parameters under subsection (a), as appropriate. (2) Considerations In updating an operational parameter under paragraph (1), the Administrator shall consider— (A) appropriate operational limitations to mitigate risks to aviation safety and national security, including risk to the uninvolved public and critical infrastructure; (B) operations outside the membership, guidelines, and programming of a community-based organization; (C) physical characteristics, technical standards, and classes of aircraft operating under this section; (D) trends in use, enforcement, or incidents involving unmanned aircraft systems; (E) ensuring, to the greatest extent practicable, that updates to the operational parameters correspond to, and leverage, advances in technology