(a) Under such regulations as the Commission may approve, any employee under this Title who contracts sickness or sustains an injury resulting in permanent partial disability shall, for each month not exceeding the period designated herein, be paid by the System during such a disability an income benefit for permanent total disability.
(b) The benefit shall be paid for not more than the period designated in the following schedules:
Complete and permanent loss of the use of:
One thumb One index finger One middle finger One ring finger One little finger One big toe
No. of Months -
One toe One arm One hand One foot One leg One ear Both ears Hearing of one ear Hearing of both ears Sight of one eye
-
3 50 39 31 46 10 20 10 50 25
(c) A loss of a wrist shall be considered as a loss of the hand, and a loss of an elbow shall be considered as a loss of the arm. A loss of an ankle shall be considered as loss of a foot, and a loss of a knee shall be considered as a loss of the leg. A loss of more than one joint shall be considered as a loss of one-half of the whole finger or toe: Provided, That such a loss shall be either the functional loss of the use or physical loss of the member.
(d) In case of permanent partial disability less than the total loss of the member specified in the preceding paragraph, the same monthly income benefit shall be paid for a portion of the period established for the total loss of the member in accordance with the proportion that the partial loss bears to the total loss. If the result is a decimal fraction, the same shall be rounded off to the next higher integer.
(e) In cases of simultaneous loss of more than one member or a part thereof as specified in this Article, the same monthly income benefit shall be paid for a period equivalent to the sum of the periods established for the loss of the member or the part thereof. If the result is a decimal fraction, the same shall be rounded off to the next higher integer.
(f) In cases of injuries or illnesses resulting in a permanent partial disability not listed in the preceding schedule, the benefit shall be an income benefit equivalent to the percentage of the permanent loss of the capacity to work.
(g) Under such regulations as the Commission may approve, the income benefit payable in case of permanent partial disability may be paid in monthly pension or in lump sum if the period covered does not exceed one year.