|(a) 12-Month Provision. Except as provided in §130.109 of this title (relating to Reinstatement of Entitlement if Discharged with Intent to Deprive of Supplemental Income Benefits), an injured employee who is not entitled to supplemental income benefits for a period of four consecutive quarters permanently loses entitlement to such benefits. (b) 401-Week Provision. An injured employee permanently loses entitlement to supplemental income benefits upon the expiration of the 401-week period calculated pursuant to Labor Code §408.083. Except for situations where the injured employee has previously permanently lost entitlement to supplemental income benefits, the insurance carrier shall send two notices to the injured employee prior to the expiration of the 401-week period if the injured employee has submitted an Application for Supplemental Income Benefits during the 12 months immediately preceding the expiration of the 401-week period. This notification shall be in the form and manner prescribed by the Division and shall be sent: (1) no later than four months prior to the expiration of the 401-week period; and (2) one month prior to the expiration of the 401-week period. (c) Refusal of Vocational Rehabilitation Services. An injured employee, in a vocational rehabilitation program as defined in §130.101(8) of this title (relating to Definitions), who refuses vocational rehabilitation services or refuses to cooperate with services provided at any time during a qualifying period is not entitled to supplemental income benefits for the related quarter.