Can I still file my Massachusetts State Taxes via e-file or does it have to be via mail?

[Critter-3]

If you successfully efiled the federal return thru TT then you have until 10/15 to efile the state return. 

[VolvoGirl]

How to efile state after federal
https://ttlc.intuit.com/community/e-file/help/how-do-i-e-file-my-state-after-i-already-filed-my-fede...