### Question
What is the definition of one-participant retirement plan?


### Answer
The definition of **one-participant retirement plan** is as follows in *29 U.S.C. § 1021*:

> a retirement plan that on the first day of the plan year—


(i) covered only one individual (or the individual and the individual's spouse) and the individual (or the individual and the individual's spouse) owned 100 percent of the plan sponsor (whether or not incorporated), or


(ii) covered only one or more partners (or partners and their spouses) in the plan sponsor

#### Citation:
  - *29 U.S.C. § 1021*
  - Heading: **CHAPTER 18-EMPLOYEE RETIREMENT INCOME SECURITY PROGRAM > SUBCHAPTER I-PROTECTION OF EMPLOYEE BENEFIT RIGHTS > Subtitle B-Regulatory Provisions > part 1-reporting and disclosure**

