Yoga instructor on £30,000

Sole Trader. Age 36. Pension preference: none.

Every figure on this page is computed at build time by the same engines that power the live salary–dividend split, take-home and SIPP optimiser calculators. Inputs come from a single CSV row; outputs come from the engines. No static lookup tables, no hand-coded numbers.

Net cash

£24,179

Pension

£0

Effective rate

14.4%

Marginal rate

26%

The tax cliff this scenario is closest to

Before the numbers, a warning: a yoga instructor at £30,000 of turnover for 2026/27 is sitting close to one of the UK tax code's sharpest cliffs.

The £50,270 higher-rate threshold and the £12,570 Personal Allowance are the two boundary numbers a sole trader at this turnover needs to watch. Each £1 of profit above £50,270 attracts the 40% income tax rate plus the 2% Class 4 NI rate — a combined 42% marginal — versus the 28% basic-rate + main-band combination below. Most "should I incorporate?" questions are actually triggered by a sole trader crossing the £50,270 boundary, because the dividend-band machinery starts paying for itself there.

The numbers for this specific scenario

Bottom line for a yoga instructor at £30,000 of turnover: net cash £24,179; pension £0; effective rate on gross 14.4%.

The numbers, line by line

Turnover	£30,000
Taxable profits	£28,500
Trading allowance vs actual expenses	Actual expenses
Income tax	£3,186
Class 4 NI	£956
Class 2 NI (voluntary)	£179
Net cash (year)	£24,179
Net cash (monthly)	£2,015
Hours-equivalent at NLW (£12.21/hr)	1,980 hrs
Effective rate	14.4%
Same turnover as Ltd Co (no pension)	£23,549
Incorporate vs stay sole trader	£630 for staying sole trader

Why this scenario is different

Compared to the closest peer profile — Freelance writer at £30,000 — this scenario sits £0 higher on gross income. That moves net cash by +£0, the pension contribution by +£0, and the effective rate by +0%. The effective rate moves only modestly — both scenarios sit inside the same binding tax band. Taxable profits change from £28,500 to £28,500 (after the trading-allowance / actual-expenses choice).

Questions this scenario raises

Do I need to register for VAT?

Mandatory VAT registration kicks in once taxable turnover crosses £90,000 in any rolling 12-month period (the threshold as of 1 April 2024). Below that it is voluntary. Many sole traders register voluntarily anyway to recover input VAT on equipment — but this calculation does not model VAT cashflow; it sits on the income-tax side of the balance only.

What does the "marginal rate" mean on this page?

It is the rate paid on the next £1 of gross income added to this scenario. For this row that figure is 26.0%. The marginal rate is always higher than the average effective rate — it is the right number for "is one more invoice worth it" decisions.

How do I model my partner's income alongside mine?

BracketMath models a single tax entity — there is no joint-couple calculation. For couples, the practical approach is to run each partner separately and consider income-splitting strategies (employing the lower-earning spouse for genuine work performed, sharing dividends if both are shareholders, etc). The Ltd Co spousal share pattern is sketched in /guides/ltd-company-director-tax.

Does it include Scottish income tax?

No. Scotland has its own income-tax band schedule (Starter 19% / Basic 20% / Intermediate 21% / Higher 42% / Advanced 45% / Top 48% for 2026/27). National Insurance and corporation tax are still set at UK-wide rates. A Scotland-specific batch of programmatic pages is planned but is not in this batch.

How does my PAYE day job interact with this side-hustle income?

For this row there is no separately-stacking PAYE income — the figures above are pure self-employment / contract earnings.

Methodology

Income tax, National Insurance and Corporation Tax bands taken from HMRC's 2026/27 rates and allowances tables (gov.uk/.../income-tax; corporation-tax). Pension Annual Allowance and taper rules from Finance Act 2004 / 2023. Trading allowance per ITTOIA 2005 s.783A. Voluntary Class 2 figure (£179.40/yr = £3.45/wk × 52) from HMRC voluntary NI guidance.

Style: 2026/27 tax year throughout; figures rounded to whole pounds in the user-facing prose; effective rates computed as (deductions / gross). The voice is methodological — no first person, no claimed credentials, no marketing fluff.

This page is not personalised advice; for advice regulated by the FCA, consult an adviser registered with the Financial Conduct Authority. See the full disclaimer.