At the end of 2014 the German Federal Ministry for the Environment, Nature Conservation, Construction and Nuclear Safety (BMUB) revised the mini CHP (combined heat and power) impulse program. It has now been in force since 1st January 2015, and has brought with it a range of new developments for FC heating equipment in particular, as fuel cells are more effective than conventional heating elements, a factor that is henceforth receiving funding. With this revision, the BMUB has used an