[Code of Federal Regulations]
[Title 20, Volume 1]
[Revised as of April 1, 2005]
From the U.S. Government Printing Office via GPO Access
[CITE: 20CFR220.29]

[Page 249]
 
                      TITLE 20--EMPLOYEES' BENEFITS
 
                  CHAPTER II--RAILROAD RETIREMENT BOARD
 
PART 220_DETERMINING DISABILITY--Table of Contents
 
 Subpart D_Disability Under the Railroad Retirement Act for Any Regular 
                               Employment
 
Sec. 220.29  Work that is considered substantial gainful activity.

    Work is considered to be substantial gainful activity if it--
    (a) Involves doing significant and productive physical or mental 
duties; and
    (b) Is done or is intended to be done for pay or profit. (See Sec. 
220.141 for a detailed explanation of what is substantial gainful 
activity.)