* § 363-a. Firefighters and police officers; certain disabilities. 1.
Notwithstanding any provision of this chapter or of any general,
special, or local law to the contrary, any condition of impairment of
health caused by diseases of the heart, resulting in disability or death
to a firefighter shall be presumptive evidence that it was incurred in
the performance and discharge of duty and the natural and proximate
result of an accident, unless the contrary be proved by competent
evidence.

2. Notwithstanding any provision of this chapter or of any general,
special, or local law to the contrary, any condition of impairment of
health caused by diseases of the heart, resulting in disability or death
to a police officer, presently employed, and who shall have sustained
such disability while so employed, shall be presumptive evidence that it
was incurred in the performance and discharge of duty and the natural
and proximate result of an accident, unless the contrary be proved by
competent evidence.

3. As used in this section, the terms "firefighter" and "police
officer" mean any member who is performing police or fire service, as
the phrase police or fire service is defined in paragraphs a, b, c, d, f
(as added by chapter six hundred seventy-four of the laws of nineteen
eighty-six), f (as added by chapter six hundred seventy-seven of the
laws of nineteen eighty-six), g, h, i and j of subdivision eleven of
section three hundred two of this article, and who, prior to entry into
service as a firefighter or police officer, successfully passed a
physical examination which failed to disclose evidence of any disease or
other impairment of the heart.

4. The provisions of this section shall remain in full force and
effect to and including August thirty-first, nineteen hundred
seventy-six.

* NB Expired August 31, 1976 -- Kept alive per sub. a of § 480