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Coding tips and build notes by Mahir Faysal, a student web developer in Bangladesh: tested Python, HTML, CSS, JavaScript and PHP tutorials, plus notes from my Next.js and Gemini projects. Sample posts are marked and drafts stay in the admin area.
From 1 October 2026, VAT on household electricity in England, Scotland and Wales dropped from 5% to 0% until 31 March 2027. Here is who qualifies, why gas still has VAT, what happens on fixed and prepayment tariffs, and how to check the saving on your own bill.
The simple formulas for UK VAT: multiply by 1.2 to add 20% VAT, divide by 1.2 to remove it, and why multiplying by 0.8 gives the wrong answer. Worked examples, 5% VAT, Excel formulas, rounding rules and a free VAT calculator.
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This view is only the category, tag, or search you asked for. Sample warnings still apply on any article that carries them. Drafts are still hidden. The full list is the learning notes page, which also explains how a note is written and why some posts are marked Sample.