There are going to be a bunch of subsidies. Note that the article is actually about subsidies ending, not forbidding people from using gas heaters altogether, a

There are going to be a bunch of subsidies. Note that the article is actually about subsidies ending, not forbidding people from using gas heaters altogether, at least not yet. And this had already been announced since before the whole Ukraine situation. I don't remember the specifics, but there are some aids for improving insulation in the form of direct cash contributions and also low (or no) interest loans, guaranteed by the state.