The date of “Disability” of a Participant means the date on which the Participant is, by reason of any medically determinable physical or mental impairment that can be expected to result in death or can be expected to last for a continuous period of not less than twelve months, eligible to receive income replacement benefits for a period of six or more months under the terms of the AbbVie Long-Term Disability Plan (“LTD Plan”) or, for a Participant whose Employer does not participate in the LTD Plan, such similar accident and health plan in which his or her Employer participates.