The base period used to calculate an individual's weekly disability benefit amount usually covers:

The base period used to calculate an individual's weekly disability benefit amount typically spans 12 months and is divided into four consecutive quarters. This timeframe allows for a comprehensive assessment of an individual's earnings and work history, which are crucial for determining their entitlement to disability benefits.

The 12-month period reflects both the stability and the variability in income that may occur, providing a fair representation of an individual's usual earnings. Dividing the period into four quarters ensures that the assessment takes into account seasonal fluctuations in income that might be common in various industries. This approach is standard in many disability insurance programs as it aligns with how income is generally reported and assessed.

Using a base period that is longer than 12 months, or one that is improperly divided, could lead to an inaccurate calculation of benefits, potentially disadvantaging individuals who may have experienced changes in their earning patterns due to various circumstances. This systematic framework is designed to provide equitable and appropriate benefits based on a person's financial contributions within the defined timeframe.