To limit the probability that smoke detectors will not meet proper standards, which could lead to such devices not performing in the way intended in a fire situation, which could lead to persons not being properly notified of the fire, which could lead to delays in the evacuation or movement of persons to a safe place, which could lead to harm to persons.
To limit the probability that a fire will not be detected in suites of residential occupancy, which could lead to persons in such rooms not being promptly notified of the fire, which could lead to delays in the evacuation or movement of persons to a safe place, which could lead to harm to persons.