A parent/subsidiary controlled group takes into account ownership of one entity (corporations, partnerships, and sole proprietorships) by another.
To define "entities under common control" for single business tax purposes, the parent-subsidiary group of entities under common control means one or more chains of organizations conducting trades or businesses connected through ownership of a controlling interest with a common parent organization and the following conditions exist:
According to NASDAQ Rule 7027, a wholly owned subsidiary is defined as "a subsidiary of a member, 100% of whose voting stock or comparable ownership interest is owned by the member, either directly or indirectly through other wholly owned subsidiaries."