29 C.F.R. § 783.9
The term "enterprise" which may, in some situations, be pertinent in determining coverage of this Act of employees employed by employers on vessels, is defined in section 3(r) of the Act. Section 3(r) states:
Enterprise means the related activities performed (either through unified operation or common control) by any person or persons for a common business purpose, and includes all such activities whether performed in one or more establishments or by one or more corporate or other organizational units including departments of an establishment operated through leasing arrangements, but shall not include the related activities performed for such enterprise by an independent contractor * * *.
The scope and application of this definition is discussed in part 776 of this chapter and in §§ 779.200 through 779.235 of this chapter.
29 C.F.R. §783.9