Type of property insurance that may be purchased with a fire insurance policy.
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A term that has been adopted to refer to the lines of insurance that are allied with property insurance, these coverage provide protection against perils traditionally written by fire insurance policies such as sprinkler leakage, water damage and earthquake.
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Allied lines coverage is a form of insurance that is normally written with fire insurance. It covers additional perils not usually covered by the basic fire insurance policy. Examples of allied lines insurance include wind and hail insurance, vandalism and malicious mischief insurance, data processing insurance, demolition insurance, earthquake insurance, water damage insurance (but not flood), sprinkler leakage insurance, radioactive contamination insurance, and standing timber insurance. (See Extended Coverage).