(a) As part of a Class B sewage sludge land application permit application, a responsible person subject to this subchapter must submit:(1) either a Certificate of Insurance for Commercial Liability or Endorsement for Commercial Liability as evidence of commercial liability insurance coverage; and(2) a Certificate of Insurance for Environmental Impairment as evidence of environmental impairment insurance coverage.(b) The mechanisms must reflect that insurance coverage is in effect on or before the date that the permit application is received.(c) When requested by the executive director, a responsible person subject to this subchapter must submit proof of Environmental Impairment and/or Commercial Liability insurance.