Panel Pool. (2) Selection and retention for B Readers on B Reader Panel Pool (A) In general The Director shall establish and disclose criteria by which B Readers are selected and retained within the B Reader Panel Pool, including minimum standards of performance described in subparagraph (B). (B) Minimum standards of performance The minimum standards of performance for inclusion in the B Reader Panel Pool shall include requiring the B Reader to make radiograph classifications consistent with ILO classification criteria that are consistently within acceptable norms, as established by the Director. (C) Considerations for selection In selecting a B Reader to be included in the B Reader Panel Pool, the Director shall— (i) assess, to the maximum extent practicable, the prior performance of the B Reader in making ILO classifications