### Question
How is the term primary plan defined?


### Answer
The term **primary plan** is defined in *42 U.S.C. § 1395y* as the following:

> a group health plan or large group health plan, to the extent that clause (i) applies, and a workmen's compensation law or plan, an automobile or liability insurance policy or plan (including a self-insured plan) or no fault insurance, to the extent that clause (ii) applies

#### Citation:
  - *42 U.S.C. § 1395y*
  - Heading: **CHAPTER 7-SOCIAL SECURITY > SUBCHAPTER XVIII-HEALTH INSURANCE FOR AGED AND DISABLED > Part E-Miscellaneous Provisions**

