|(a) An owner or operator of hazardous waste injection wells subject to this subchapter shall be required to establish and maintain liability coverage for sudden and nonsudden bodily injury and property damage to third parties caused by accidental occurrences arising from operations of the facility that meets the requirements of this section, in addition to the requirements specified under Subchapters A and E - G of this chapter (relating to General Financial Assurance Requirements; Financial Assurance Requirements for Liability Coverage; Financial Assurance Mechanisms for Liability; and Wording of the Mechanisms for Liability), §305.154(a)(11) of this title (relating to Standards), and §331.142 of this title (relating to Financial Responsibility). (1) An owner or operator required to establish and maintain liability coverage for sudden accidental occurrences must do so in the amount of at least $1 million per occurrence with an annual aggregate of at least $2 million, exclusive of legal defense costs. (2) An owner or operator required to establish and maintain liability coverage for nonsudden accidental occurrences must do so in the amount of at least $3 million per occurrence with an annual aggregate of at least $6 million, exclusive of legal defense costs. (3) Owners or operators who combine coverage levels for sudden and nonsudden accidental occurrences must maintain liability coverage in the amount of at least $4 million per occurrence and $8 million annual aggregate. (b) An owner or operator subject to this subchapter may use any of the mechanisms specified in Subchapter F of this chapter to demonstrate financial assurance for sudden and nonsudden liability. (c) Owners or operators required to provide liability coverage may not use a claims made insurance policy as security unless the applicant places in escrow, as provided by the executive director, an amount sufficient to pay an additional year of premiums for renewal of the policy by the state on notice of termination of coverage.