Insurance generally covers mold that results from a sudden and accidental event already included in the policy, such as water damage from a burst pipe, appliance overflow, or storm-related leaks. The specific type of mold is less important than the cause of the damage. If mold develops due to covered water damage and is promptly reported, removal and repairs may be included within policy limits. However, mold caused by long-term leaks, poor ventilation, or maintenance neglect is not covered. Coverage details vary by insurer, and some policies offer limited or optional mold endorsements for additional protection.