A Scottish council tax bill is really two bills stapled together: the council's own charge, and water and sewerage charges set by Scottish Water. Councils collect both in one payment — which is administratively neat and statistically messy.
Two charges, two setters
The council sets its council tax per band the way English and Welsh councils do (with Scotland's higher E–H multipliers since 2017). Scottish Water separately sets water supply and waste-water charges, also banded A–H. Your bill adds them together, and many councils' websites quote the combined figure.
Why comparisons go wrong
Combined figures make Scotland look more expensive than it is when set against English councils, whose water is billed separately by private water companies. Any UK-wide table that does not strip Scottish water out is comparing apples with oranges. CouncilData isolates the council tax element on every Scottish council page — it is one of the checks in our verification methodology — and the rankings carry an explicit note about cross-border comparability.
Checking your own figures
Use the band checker for your council's council-tax-only figure, then add Scottish Water's published charges for your band for the true bill. If you live alone, the 25% single person discount applies to the council tax element, and reduced discounts apply to the water element.