Well, it depends on where you are. As far as I know, where I have lived most(Western Australia) it is not considered vandalism. This is the third result on Go

Well, it depends on where you are. As far as I know, where I have lived most(Western Australia) it is not considered vandalism. This is the third result on Google for "vandalism chalk"(though it seems to have some mixed messages): https://itsartlaw.com/2013/09/02/california-court-rules-that-chalk-art-is-not-vandalism/ https://itsartlaw.com/2013/09/02/california-court-rules-that...