These include:
(a) Plant closures;
(b) Mass layoffs affecting 50 or more workers at a single site of
employment;
(c) Closures and realignments of military installations;
(d) Multiple layoffs in a single local community that have
significantly increased the total number of unemployed individuals in a
community;
(e) Emergencies or natural disasters, as defined in paragraphs (1)
and (2) respectively, of section 102 of the Robert T. Stafford Disaster
Relief and Emergency Assistance Act (42 U.S.C. 5122(1) and (2)) which
have been declared eligible for public assistance by the Federal
Emergency Management Agency (FEMA); and
(f) Other events, as determined by the Secretary.