The PA Child Support Guidelines were revised on February 10, 2017 and went into effect on May 1, 2017.
Prior to May 1, 2017, the last changes to the guidelines were back in August 2013 with changes to the minimum reserve amount and amended figures for support. Over the past twenty or so years, the changes have taken place every three to five years with previous revisions becoming effective in: May 2010, January 2005, April 1999 and September 1994.