Mortgage Interest Relief for UK Landlords — Section 24 Reality Until 2017, UK buy-to-let landlords deducted mortgage interest from rental income before tax. Section 24 of the Finance (No. 2) Act 2015 changed that — and most landlords still don’t fully grasp the implications. Here’s the 2026 picture. What Section 24 Did Before 2017: full …
Buy-to-Let Mortgages: Tax Rules After Section 24 — The Section 24 reforms (phased in 2017–2020) changed UK buy-to-let economics dramatically. Many landlords now pay more tax than they realized. Here’s the 2026 reality. What Section 24 Changed Pre-2017: Mortgage interest was a deductible business expense. Landlords paid tax only on net rental profit. Post-2020 (current): …