CFR > Title 20 - Employees' Benefits > CHAPTER III—SOCIAL SECURITY ADMINISTRATION > PART 410—FEDERAL COAL MINE HEALTH AND SAFETY ACT OF 1969, TITLE IV—BLACK LUNG BENEFITS (1969-) > SUBPART D—Total Disability or Death Due to Pneumoconiosis (§410.401 to §410.490) > 410.476—Responsibility to give notice of event which may affect a change in disability status.

410.476—Responsibility to give notice of event which may affect a change in disability status.

An individual who is determined to be totally disabled due to pneumoconiosis shall notify the Administration promptly if:
(a) His respiratory or pulmonary condition improves; or
(b) He engages in any gainful work or there is an increase in the amount of such work or his earnings therefrom.