The signs in these sections are also green (including kilometer markers), which are only to be used on motorways

https://lex.bg/laws/ldoc/-13618687


https://maps.app.goo.gl/FXkFa9HSGTq8CJg49

Near Praveshki Hanove one side was recently renovated and they put green signs again, but Street View hasn't been updated yet:

https://maps.app.goo.gl/qEtPdK5JPtbAYKbp8

https://maps.app.goo.gl/ncoFVaEu4MFKpXYPA

Don't get me wrong, I am not trying to start a conflict, this is just not the first time that it is discussed.