(

a) If, on appeal, it is decided that an employee is entitled to receive disability benefits under an approved voluntary plan and the employer or insurer fails to pay the same within days after notice of a decision by an administrative law judge or the appeals board, the director shall pay such benefits and shall assess the amount thereof against the employer or the insurer, and the provisions of

Article 8 (commencing with

Section 1126) of

Chapter of Part of this division with respect to the assessment of contributions and the provisions of

Chapter 7 (commencing with

Section 1701) of Part of this division with respect to the collection of contributions shall apply to the recovery of such benefit payments. Amounts so collected shall be deposited in the Disability Fund. (

b) If an approved voluntary plan is not terminated because of the enactment of any law increasing the benefit amounts provided by Sections and 2655, and the employer or insurer fails to pay such increase under the plan, the director shall pay such benefits to an employee, if otherwise eligible, and shall assess the amount thereof against the employer or the insurer and the provisions of

Article 8 (commencing with

Section 1126) of

Chapter of Part of this division with respect to the assessment of contributions and the provisions of

Chapter 7 (commencing with

Section 1701) of Part of this division with respect to the collection of contributions shall apply to the recovery of such benefit payments. Amounts so collected shall be deposited in the Disability Fund.