28 Tex. Admin. Code § 3.3055
A probationary or waiting period, if one is specified in the policy, is that period of time commencing with the date a person is initially insured under the policy to the date the coverage or coverages of the policy shall become effective as to such person.
(1) A probationary or waiting period shall not apply to any loss resulting from accidental injuries as defined in the policy; however, a policy may specify a probationary or waiting period for coverage of sickness which shall not exceed 30 days except as follows:
Source Note:The provisions of this §3.3055 adopted to be effective January 26, 1977, 2 TexReg 159.