The Department of Revenue’s WebFile tool, which allows individuals to electronically file state personal income tax returns, has experienced delays due to heavy volume over the past few days. DOR is actively working to resolve this issue, and has extended the deadline for taxpayers to file their Massachusetts Personal Income Tax returns, or to file for an extension, until midnight on Friday, April 18, 2014. DOR has issued Technical Information Release 14-5 for filers of personal income tax returns. This TIR announces a 3-day automatic extension of the filing deadline, until midnight, Friday, April 18, 2014. More