A blanket contract is one insurance contract that covers a class or group under shared terms, rather than issuing separate policies for each member.
Why it is used
Organizations use this structure when administration needs to stay simple and member-level underwriting would be burdensome. Employers and institutions often prefer common terms for predictability and cost control.
Underwriting and policy administration
The insurer typically reviews group-level risk signals such as participation levels, loss trends, and claims governance. Individual members usually do not get separate underwriting in a pure blanket setup.
Claims and benefit delivery
Claims follow a common benefit framework with group-level rules. Disputes are often about eligibility timing, class membership, and contribution history more than individual medical underwriting.
Practical example
An employer issues one blanket contract to cover all contract staff for a defined set of benefits, with one terms document and one premium invoice that updates as group counts and risk profile shift.