An organization have Incident Handling Procedure and Business Continuity Plan Procedure. in the event that major system breakdown occur should the organization follow incident handling procedure work flow or Business Continuity Plan work flow. In what circumstances we can differentiate between incident or disaster.
If an incident occurs and need to resolve a danger immediately, execute the Incident Handling Procedure. After that, if there is a business disrupt, execute the Business Continuity Plan.
In accordance with the official definition of the ISO 22301-Business Continuity Management Systems, an incident is a situation that might be, or could lead to, a disruption, loss, emergency or crisis. On the other hand, in the standard there is no official definition for disaster, but we can consider that is the same or similar to a crisis or emergency. So, an incident can result in a disaster.