### Question
How is the "hour of service" defined?


### Answer
The term **hour of service** is defined in *29 U.S.C. § 1052* as follows -

> a time of service determined under regulations prescribed by the Secretary

#### Citation:
  - *29 U.S.C. § 1052*
  - Heading: **CHAPTER 18-EMPLOYEE RETIREMENT INCOME SECURITY PROGRAM > SUBCHAPTER I-PROTECTION OF EMPLOYEE BENEFIT RIGHTS > Subtitle B-Regulatory Provisions > part 2-participation and vesting**

