UPDATE: The court has released a web calculating version of the 2021 MA Child Support Guidelines Worksheet .  It resolves some of the typos referred to below, but the unexpected calculations still apply. Every four years, per federal mandate, the Massachusetts Probate & Family Court revisits the Child Support Guidelines through the work of a Task Force appointed by the Chief Justice.  The 2021 Massachusetts Child Support Guidelines were recently posted.  They take effect on October 4, 2021.    If you are interested in a training on all of these changes to the new Child Support Guidelines: DMTA Presents the 2021 MA Child Support Guidelines Update  – Attend this event to learn the key updates you need to know for your mediation clients. Presented by Justin Kelsey of  Divorce Mediation Training Associates  and  Skylark Law & Mediation, PC . For a full comparison of all the  tracked changes between the 2018 and 2021 Massachusetts Child Support Guidelines you can download a pdf sho