On a £100,000 UK salary you take home £67,803 net (£5,650/month). But every pound earned above £100k is hit by the 60% effective tax rate due to the personal allowance taper. Full breakdown
UK CGT on shares is 18% (basic rate band) or 24% (higher rate band) after the £3,000 annual exemption. Here's how Section 104 pooling works, when to report, and how 'Bed and ISA' avoids tax
The UK Personal Savings Allowance is £1,000 for basic-rate taxpayers, £500 for higher-rate, £0 for additional-rate. Above PSA, savings interest is taxable. Here's how it works and what to do above it
If HMRC overcharged you via PAYE (wrong tax code, emergency tax, mid-year job change), you can claim back overpaid tax through P800, R40 or your Personal Tax Account. Here's exactly how
On Universal Credit, every £1 you earn above your work allowance reduces UC by 55p (the taper rate). Here's how the work allowance, taper rate and 2025/26 rates actually work, with worked examples
London's ULEZ costs £12.50/day; Birmingham, Bristol, Sheffield and other UK Clean Air Zones charge £8-£10/day for non-compliant vehicles. Here's exactly which cars are exempt
UK auto-enrolment requires 8% total pension contributions (5% you, 3% employer) on qualifying earnings £6,240-£50,270. Here's how it works, why you shouldn't opt out, and how to boost above the minimum
BoE base rate at 4.25% in May 2026 with cuts expected. Should you fix at ~4.2% for 2 years or track the base rate at ~4.65% and ride cuts down? Full break-even maths on a £250,000 mortgage.
Who owes the second payment on account on 31 July 2026, how it is calculated, how to reduce it via SA303, what happens if you can't pay, and the interest rate that kicks in from 1 August.
How to file your 2025/26 Self Assessment tax return step by step — who must file, allowable expenses, Government Gateway, SA100/SA103, the 31 January 2027 deadline, and MTD ITSA for income over £50,000.
UK Tax-Free Childcare gives parents £2 for every £8 you pay into your childcare account (up to £2,000/year per child, £4,000 if disabled). Here's exactly how it works and the eligibility traps
How much value new and used cars lose each year in 2026, which models hold value best, and how depreciation reshapes the buy-new-vs-used and lease-vs-own decision
