// and that it has only just come up. //
so you have been working like a dog for ten years and then what came up ? Some just raised their head and asked - do we have do that?
NHS reimburses for travel but into and out of work - is from taxed income ( ie the gross is taxable) and in between sites is non taxed.
Peoplr in London get paid more but in taking a job - you take into account travelling times. I did this in 1980
so if your employer has said - head office is A oops now it is B fifty miles away - then there are special rules for that
which are different to Flonska's rules about driving to and fro A