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As the designated liaison between the Social Security Administration and employers that provide Social Security coverage for their employees under the State of Wisconsin’s Section 218 Agreement, ETF provides the following updated information, including Social Security and Medicare wage bases for 2017.

As the designated liaison between the Social Security Administration and employers that provide Social Security coverage for their employees under the State of Wisconsin’s Section 218 Agreement, ETF provides the following updated information, including Social Security and Medicare wage bases for 2018.

This information applies to all Wisconsin Retirement System employers and all other public employers in Wisconsin that provide Social Security coverage for their employees under Wisconsin’s Section 218 Agreement.

Information for employers about being covered by a Section 218 agreement and supplying Social Security Coverage for some or all of their employees.

All employers that wish to take part in the Wisconsin Retirement System must join and be covered by a Section 218 Agreement, which is an agreement between the state and the Social Security Administration (SSA) to provide Social Security coverage for state and local government employees.

As the designated liaison between the Social Security Administration and employers that provide Social Security coverage for their employees under the State of Wisconsin’s Section 218 Agreement, ETF provides the following updated information, including Social Security and Medicare wage bases for 2020.

As the designated liaison between the Social Security Administration and employers that provide Social Security coverage for their employees under the State of Wisconsin’s Section 218 Agreement, ETF provides Social Security and Medicare wage bases for 2021. This information applies to all WRS employers and all other public employers in Wisconsin that provide Social Security coverage for their employees under Wisconsin’s Section 218 Agreement. 

ETF provides updated Social Security and Medicare wage bases for 2023. This information applies to all WRS employers and all other public employers in Wisconsin that provide Social Security coverage for their employees under Wisconsin’s Section 218 Agreement. 

ETF provides updated Social Security and Medicare wage bases for 2022. This information applies to all WRS employers and all other public employers in Wisconsin that provide Social Security coverage for their employees under Wisconsin’s Section 218 Agreement. 

This bulletin provides some helpful tips for employers to use when determining a new employee’s employment category or when making a change to an existing employee’s category.