Probationary or waiting periods shall relate to that period of time which may be specified in the policy and which must follow the date a person is initially insured under the policy, or following reinstatement of a policy, before the coverage or coverages of the policy shall become effective as to such person. A probationary or waiting period shall not be used with respect to any loss resulting from accidental injuries as defined in the policy. However, as to loss resulting from sickness a policy may specify a probationary or waiting period which shall not exceed 30 days, except as follows:
31 Pa. Code § 88.61