Tax & Salary Guides
Plain-English explanations of how income tax and payroll deductions work across the UK, US, Canada and Australia — so you understand exactly where your money goes.
🇬🇧 United Kingdom
UK Income Tax Brackets 2025–26 Explained
A clear guide to UK income tax bands for 2025–26: Personal Allowance, basic, higher and additional rates, plus how the £100k taper works.
Read guide →How National Insurance Works in the UK (2025–26)
Understand UK National Insurance contributions for employees in 2025–26: the 8% and 2% rates, thresholds, and what NI actually pays for.
Read guide →UK Student Loan Repayments Explained (Plans 1, 2, 4 & 5)
How UK student loan repayments work in 2025–26: the thresholds for Plan 1, 2, 4 and 5, the 9% rate, and how repayments affect your take-home pay.
Read guide →Salary Sacrifice & Pension Contributions: How to Pay Less Tax (UK)
How UK pension contributions and salary sacrifice reduce your income tax and National Insurance in 2025–26, with worked examples.
Read guide →🇺🇸 United States
US Federal Income Tax Brackets 2025 Explained
A clear guide to US federal income tax brackets for 2025: the seven rates, how marginal taxation works, the standard deduction, and filing statuses.
Read guide →FICA Taxes Explained: Social Security & Medicare (2025)
How US FICA taxes work in 2025: the 6.2% Social Security rate and wage cap, the 1.45% Medicare rate, and the additional Medicare tax for high earners.
Read guide →401(k) Contributions & Their Tax Impact (2025)
How traditional 401(k) contributions reduce your US taxable income in 2025, the contribution limits, and how pre-tax saving lowers your tax bill.
Read guide →🇨🇦 Canada
Canada Federal & Provincial Income Tax Explained (2026)
How Canadian income tax works in 2026: federal brackets, provincial tax, the basic personal amount, and why your province matters for take-home pay.
Read guide →CPP & EI Contributions in Canada Explained (2026)
How Canada Pension Plan (CPP) and Employment Insurance (EI) deductions work in 2026: the rates, the earnings caps, and what they fund.
Read guide →RRSP Contributions & Tax Relief in Canada (2026)
How RRSP contributions reduce your Canadian taxable income in 2026, the contribution limit, and how pre-tax retirement saving lowers your tax bill.
Read guide →🇦🇺 Australia
Australian Income Tax Brackets Explained (FY 2025–26)
A clear guide to Australian resident income tax brackets for FY 2025–26: the tax-free threshold, the Stage 3 rates, and how marginal tax works.
Read guide →The Medicare Levy in Australia Explained (FY 2025–26)
How the Australian Medicare Levy works in FY 2025–26: the 2% rate, the low-income threshold, and the Medicare Levy Surcharge for higher earners without cover.
Read guide →Superannuation in Australia Explained (FY 2025–26)
How Australian superannuation works in FY 2025–26: the 12% super guarantee, salary sacrifice, and why super is paid on top of your salary.
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