E-commerce Accounting Guides
Three knowledge pillars designed to answer the questions UK e-commerce founders actually search for — and connect them to the right specialist when the answer is clear.
HMRC & VAT Hub
UK compliance authority, thresholds, OSS, IOSS, and HMRC rules for digital cross-border sales.
Shopify VAT Registration: When UK Sellers Must Register (And What Happens If You Miss It)
The VAT registration threshold is £90,000, but it's not your calendar year sales that trigger it. It's any rolling 12-month period, which catches more Shopify sellers than almost any other HMRC rule.
Read guide
TikTok Shop and HMRC: What UK Sellers Actually Owe (And When)
TikTok Shop sellers are the fastest-growing category HMRC is paying attention to. The tax rules are not somehow different or delayed. If you earn it, you declare it.
Read guideTech Stack & Reconciliation Hub
Fixing the software nightmares, A2X, Xero, Shopify reconciliation, and multi-gateway accounting.
A2X vs Link My Books for Amazon FBA: Which One Actually Fixes Your Settlement Reconciliation?
If your Amazon FBA settlement reports are landing in Xero as a single lump sum, your accounts are wrong. A2X and Link My Books both claim to fix this. Here's what each actually does and which one your accountant will prefer.
Read guideWhy Your Shopify Payouts Don't Match Xero (And How to Fix It)
You've checked Shopify. You've checked Xero. The numbers are different. This is not a bug, it's how Shopify Payments is designed to work, and understanding why is the first step to fixing your reconciliation permanently.
Read guide
How to Reconcile Stripe, PayPal, and Klarna in Xero (Without Losing Your Mind)
Three payment gateways means three bank feeds, three sets of fees, three payout schedules, and three ways for your reconciliation to fall apart. Here's how to handle all of them correctly in Xero.
Read guideScaling & Cashflow Hub
High-ticket qualifiers, cashflow forecasting, incorporation decisions, and landed cost accounting.
The 13-Week E-commerce Cashflow Forecast: How It Works and Why Your Business Needs One
Most e-commerce businesses don't fail because they're unprofitable. They fail because they run out of cash. The 13-week rolling forecast gives you 8–12 weeks of advance notice before any shortfall materialises.
Read guideSole Trader vs Limited Company for Amazon FBA: Which Structure Saves More Tax?
Should I incorporate? The honest answer: it depends on your profit, not your revenue, and most Amazon sellers incorporate either too early or too late.
Read guide
Inventory Accounting for E-commerce: How to Calculate True COGS with Landed Costs
Most e-commerce businesses calculate their gross margin wrong. Not because they can't do maths, but because they don't know what their inventory actually costs once freight, duty, and prep are included.
Read guideReconciliation
Multi-channel, multi-gateway sales reconciliation for high-volume e-commerce.
Cross-Border VAT
IOSS, OSS, Pan-EU FBA, US sales tax nexus, and post-Brexit customs.
Inventory & COGS
True landed cost, FIFO/AVCO, dead stock, 3PL reconciliation.
Amazon FBA
Settlement reports, PPC ROAS, commingled inventory, VCS, and account reserves.
Cloud Stack
A2X, Link My Books, IMS integration, COA design, and migrations.
Cash Flow & Financing
13-week forecast, platform capital, FX hedging, venture debt for DTC.
Dropshipping & POD
Principal vs agent, dropship VAT, POD micro-invoices, and triangulation.
Structuring & TP
UK Ltd vs US LLC, transfer pricing, SPVs, S455, and SEIS.
Valuation & Exit
SDE vs EBITDA, QoE diligence, NWC, BADR, and aggregator deals.
Tech Tax Reliefs
R&D credits for custom dev, warehouse robotics AIA, and digital asset treatment.
Stop reading. Start fixing.
Our vetted e-commerce accountants handle everything in these guides — and charge nothing to match you.