20 C.F.R. § 410.476 Responsibility to give notice of event which may affect a change in disability status.
Title 20 - Employees' Benefits
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.
Title 20: Employees' Benefits
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
§ 410.476 Responsibility to give notice of event which may affect a change in disability status.