Ignitable or reactive waste must not be placed in a surface impoundment, unless the waste and impoundment satisfy all applicable requirements of 40 CFR part 268, and:
(a) The waste is treated, rendered, or mixed before or immediately after placement in the impoundment so that:
(1) The resulting waste, mixture, or dissolution of material no longer meets the definition of ignitable or reactive waste under Sec. 261.21 or Sec. 261.23 of this chapter; and
(2) Section 264.17(b) is complied with; or
(b) The waste is managed in such a way that it is protected from any material or conditions which may cause it to ignite or react; or
(c) The surface impoundment is used solely for emergencies. [47 FR 32357, July 26, 1982, as amended at 55 FR 22685, June 1, 1990]