Although each plan's definition may vary, there are some basic provisions that are usually included in the definition in one form or another:
Ọ bụ ezie na nhazi nwere ike ịnwe ihe ọ bụla, ha na-ezokarị aka na ọnụọgụgụ ndị dabara na ụkpụrụ ma ọ bụ ndị metụtara ya n'ụzọ ụfọdụ dịka: