Section 9130.10  Causal Connection

a)         The Workers' Compensation Commission shall use the following rebuttable presumptions to determine whether exposure between July 1, 1975 and September 15, 1980, to industrial noise caused a hearing loss:

1)         Exposure to noise with the intensity of 90 decibels or more for 8 hours or its time weighted equivalent causes hearing loss, and

2)         Exposure to noise with the intensity of less than 90 decibels or less for eight hours or its time weighted equivalent does not cause hearing loss.

b)         Cases with a date of last exposure after September 15, 1981, shall be determined pursuant to Section 8(e)(16) of the Workers' Compensation Act [820 ILCS 305/8(e)(16)].