Meaning of substantial gainful activity
Substantial gainful activity means work that—
(a)Involves doing significant and productive physical or…#
(a) Involves doing significant and productive physical or mental duties; and
(b)Is done (or intended) for pay or profit.#
(b) Is done (or intended) for pay or profit.
(See § 416.972 for further details about what we mean by substantial gainful activity.)