(a) REGULATIONS.-The Director shall prescribe regulations- (1) providing that the file of any proceeding under this chapter shall be made available to the public, except that any petition or document filed with the intent that it be sealed shall, if accompanied by a motion to seal, be treated as sealed pending the outcome of the ruling on the motion; (2) setting forth the standards for the showing of sufficient grounds to institute a review under subsections (a) and (b) of section 324; (3) establishing