Massachusetts MOR-EV program reduced in 2019

The Massachusetts electric vehicle rebate program is changing, as of 1/1/19 it will drop from a rebate of $2,500 to $1,500. Plug-in hybrids and cars over $50,000 will no longer qualify.
https://mor-ev.org/frequently-asked-questions#General1

According to Green Energy Consumer's Alliance this was announced December 6th,
https://www.greenenergyconsumers.org/drivegreen/rebatesandincentives

I haven't been able to track down a press release yet.