Originally Posted by
SASFlyer
Yes, indeed - this is why I have limited the transit in London to less than 24 hours.
If RGGA is Pakistan Federal Excise Duty as per @izzik then I wonder whether I should just start in Japan to ditch this and a ton of YQ/YR?
Yes, start in Japan.
DONEx starting in Pakistan and India look cheaper, but both carry significant tax burden that is impossible to avoid .. so in the end, it's not really worthwhile if you have a choice.