A bathroom renovation is one of the more expensive home projects because it needs waterproofing, plumbing and electrical work by a certified contractor. The price depends on size, materials and scope, and the labour qualifies for the 30 percent ROT deduction in 2026.
Common questions
What affects the price of a bathroom renovation?
The size of the bathroom, material choices (tiles, fittings), how much plumbing and electrical rerouting is needed, and whether pipes need replacing. Always ask for a detailed quote.
Does a bathroom renovation qualify for ROT?
Yes, the labour qualifies for a 30 percent ROT deduction in 2026 if you own the home (Skatteverket). Materials do not qualify.
Must the contractor be certified for wet rooms?
Yes, waterproofing and plumbing in wet rooms must be done by a certified contractor per the industry rules, and you should receive a quality certificate. See Säker Vatten.
How long does a bathroom renovation take?
A typical bathroom often takes three to five weeks depending on scope, drying times for waterproofing, and any pipe replacement.
Related guides: kitchen renovation and the ROT deduction. Back to the service.