Individuals may, at any one time, be employed by more than one employer, usually on a part-time basis for each company. These companies may sit in the same group or may be unconnected. Participation in numerous unapproved share option schemes is generally not problematic, therefore, this note concentrates on examining the effect of such simultaneous employments on an employee's ability to participate in HMRC statutory tax-advantaged plans, being: • enterprise management incentives (EMI) schemes • company share option plans (CSOPs) • share incentive plans (SIPs), and • save as you earn (SAYE) schemes For more general information on each of these schemes, see Practice Notes: • How EMI schemes work and key features • How CSOPs work and key features • How SAYE schemes work and key features • What is a SIP? This Practice Note examines the definitions of connected, group, qualifying subsidiaries, associated and constituent companies for each tax-advantaged share plan and then examines how multiple employments can impact the eligibility requirements of the four tax-advantaged