To find the most recent survey plans in Quickmap, right Mouse click on Survey Plan (Nth) or (Sth) in the Layer Control Tool under the Legal Group. Choose Layer Filter from the popup menu to display the layer filter form. In the bottom window type this SQL command:

if(isnull(survey_date),NULL,cdate(survey_date)) > #01-Jan-17#

This will show all survey plans surveyed after 1st Jan 2017.