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BlackpeakCFO Fractional Controller & CFO
🇬🇧 Serving Cardiff Sole Traders & Landlords

MTD ITSA Bookkeeping in
Cardiff

Welsh capital with a fast-growing media + creative economy — and one weak MTD incumbent. From 6 April 2026 every Cardiff sole trader and landlord earning £50,000+ must submit quarterly to HMRC. We do all of it — setup, software, quarterly filings, year-end. £495 one-time + £150/mo.

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CGMA-qualified · 24 years professional finance · Single named accountant

Why Cardiff is in the MTD ITSA Front Line

Cardiff's creative cluster (BBC Cymru Wales, ITV Cymru, Pinewood Wales) generates substantial freelancer income — directors, producers, technical contractors. The city also has a long-standing financial services backbone (Admiral, Principality, Legal & General) where consultants and contractors operate as sole traders. Welsh tax devolution adds a layer of complexity, but the SERP gap is wide: one local firm ranks weakly for MTD ITSA terms. Cardiff sole traders crossing £50K need a service that understands both BBC freelancer working arrangements and Welsh tax variations.

Creative + mediaFinancial servicesPublic sector consultingSport + leisureProperty letting

Pick Your Tier

Same prices wherever you are in the UK — no premium for Cardiff sole traders.

For the DIY-er

Setup Only

£495 one-time

We configure everything. You file the submissions yourself.

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Most Popular
Hands-off

Plus

£150/mo

+ £495 setup. We file every quarter. You sign off.

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Multi-source

Pro

£225/mo

+ £695 setup. 3+ income sources, multi-property.

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Full breakdown of what's included: /services/mtd-itsa/

FAQs for Cardiff Sole Traders

When does MTD ITSA actually start for Cardiff sole traders?

6 April 2026 if your qualifying income exceeds £50,000. The threshold drops to £30,000 from April 2027 and £20,000 from April 2028. Cardiff-based sole traders and landlords are caught identically to the rest of the UK — HMRC applies the same rules.

What's included in the £150/mo MTD ITSA Plus plan for Cardiff?

All four quarterly submissions, the year-end Final Declaration (with year-end adjustments rolled into it), monthly bookkeeping (up to 200 transactions/month), one VAT return per quarter if applicable, and email/Slack support with one-business-day response. Single CGMA-qualified accountant handles your account end-to-end.

Do I need to file Welsh Rate of Income Tax (WRIT) separately under MTD ITSA?

No. WRIT is administered through your normal Income Tax calculation — HMRC applies the Welsh rates automatically based on your address. MTD ITSA quarterly submissions are identical in format whether you live in Wales, England, or Scotland. We confirm your address is flagged as Welsh in HMRC's systems during setup so the calculation doesn't go wrong.

I work freelance for BBC Cymru on contracts — does each contract need its own income source for MTD?

No. Multiple sole-trader contracts in the same trade (e.g. all film/TV freelance work) collapse into one income source for MTD ITSA. You'd file one quarterly submission covering all your BBC + ITV + independent client work as a single self-employment trade. Different trades (e.g. freelance editing + a separate consultancy) would each need their own submission.

Why Cardiff instead of a London-based firm?

MTD ITSA is administered nationally — your physical accountant location doesn't affect the submission process. BlackpeakCFO is 100% remote, ACMA-CGMA-qualified, and gives every Cardiff client the same single-named-professional accountability you'd get from a London boutique at £400+/mo. The £150/mo Plus tier is the gap most Cardiff accountants haven't filled.

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Cardiff Sole Traders: Get Sorted Before April 2026

Send your details — we reply within one business day, by email. We confirm fit, agree the tier, you're compliant within two weeks.

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Or email stuart@blackpeakcfo.com