English to Spanish Law/Patents Insurance Meaning

For the disability determination described above, the notice must be furnished by the date that is 60 days after the latest of:

The date of the disability determination...
The date on which a ...

By the date en este caso se traduciría como "la notificación se debe entregar ANTES de los 60 días de..."?
Me cofunde una oración que le sigue a todas las fechas enumeradas que dice:
In any event, this notice must be furnished before the end of the first 18 months of continuation coverage.