Rotting Christ, Cradle of Filth and Morbid Angel banned from Christian Radio

Popular metal bands such as Rotting Christ, Cradle of Filth and Morbid Angel were banned from Christian Radiο according to a tweet by WFMU which is an independent freeform station broadcasting at 91.1 fm in New York, at 90.1 fm in the Hudson Valley.
The announcement states the bands that “it is not allowed to be talked about over”. Here is the scanned document:

Source: http://www.wfmu.org/