SECTION 9. Section 13-A of Republic Act No. 1161 is hereby amended to read as follows:
"SEC. 13-A. Permanent disability benefits.-(a) Upon the covered employees permanent total disability, if such disability occurs after he had paid at least thirty-six monthly contributions prior to the semester of disability, he shall be entitled to the monthly pension and his dependents to the dependents' pension: Provided, That if the disability occurs before he has paid thirty-six monthly contributions prior to the semester of disability, he shall be entitled to a lump sum benefit equivalent to thirty-five times the monthly pension: Provided, further, That the minimum disability benefit shall not be less than the total contributions paid by him and his employer on his behalf nor less than one thousand pesos; Provided, further, That a covered employee who becomes permanently totally disabled without having paid at least three monthly contributions shall be entitled to the minimum benefit: Provided, finally, That a member who (1) received a lump sum benefit and (2) is re-employed not earlier than one year from the date of his disability shall again be subject to compulsory coverage and considered a new member.
"(b) The monthly pension shall be reduced upon his re-employment by an amount equivalent to one-half of his earnings over three hundred pesos. The monthly pension and dependents' pension shall be suspended upon his recovery from the permanent total disability, or his failure to present himself for examination at least once a year upon notice by the SSS.
"(c) Upon the death of the permanent total disability pensioner, his primary beneficiaries shall be entitled to eighty percent of the monthly pension and his dependents to the dependents' pension: Provided, That if he has no primary beneficiaries and he dies within sixty months, from the start of his monthly pension, his secondary beneficiaries shall be entitled to a lump sum benefit equivalent to the smaller of (1) twenty times the monthly pension or (2) the difference of sixty times the monthly pension and the total monthly pensions paid by the SSS excluding the dependents' pension.
"(d) The following disabilities shall be deemed permanent total:
1. Complete loss of sight of both eyes;
2. Loss of two limbs at or above the ankle or wrists;
3. Permanent complete paralysis of two limbs;
4. Brain injury resulting to incurable imbecility or insanity; and
5. Such cases as determined and approved by the SSS.
"(e) If the disability is permanent partial, and such disability occurs before thirty-six monthly contributions have been paid prior to the semester of disability, the benefit shall be such percentage of the lump sum benefit described in the preceding paragraph with due regard to the degree of disability as the Commission may determine.
"(f) If the disability is permanent partial, and such disability occurs after thirty-six monthly contributions have been paid prior to the semester of disability, the benefit shall be the monthly pension for permanent total disability payable not longer than the period designated in the following schedule:
COMPLETE AND PERMANENT
LOSS OF USE OF
NUMBER OF
MONTHS
One thumb
10
One index finger
8
One middle finger
6
One ring finger
5
One little finger
3
One big toe
6
One hand
39
One arm
50
One foot
31
One leg
46
One ear
10
Both ears
20
Hearing of one ear
10
Hearing of both ears
50
Sight of one eye
25
"(g) The percentage degree of disability, which is equivalent to the ration that the designated number of months of compensability bears to seventy-five, rounded to the next higher integer, shall not be additive for distinct, separate and unrelated permanent partial disabilities, but shall be additive for deteriorating and related permanent partial disabilities, to a maximum of one hundred percent, in which case the employees shall be deemed as permanently totally disabled."