Did you change your car number plate?

 From the facebook page of the  Ministry of Interior - Qatar "Did you change your car number plate? not yet? Rush to the workshop as specified in the Metrash message received by you as tomorrow (March 31, 2013) is the last date. Complete it before end of official duty hours tomorrow to avoid any violations."
See more details here 

Update  The final date has been changed to April 30, 2013.