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Guides, product updates and accounting know-how.

Capital vs revenue expenditure

How to decide whether a purchase should be treated as a capital asset or an immediate expense — and the tax implications of getting it wrong.

By AccBooks Team
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Capital allowances in AccBooks AI

How capital allowances work, which assets qualify, and how AccBooks calculates AIA, writing-down allowances and first-year allowances automatically.

By AccBooks Team
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Chart of accounts overview

What the chart of accounts is, how AccBooks organises it, and how to add, rename or reclassify accounts to match your business.

By AccBooks Team
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CIS contractors in AccBooks AI

How to manage Construction Industry Scheme (CIS) deductions — verifying subcontractors, making deductions, filing monthly returns and handling gross payment status.

By AccBooks Team
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Confidence scores explained

How AccBooks AI scores its transaction classifications, what factors influence the score, and how to use scores to prioritise your review work.

By AccBooks Team
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The AccBooks client portal

How accounting firms use the AccBooks firm portal to manage multiple clients — portfolio view, triage queue, deadlines and client communication.

By AccBooks Team
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Corporation tax overview

What corporation tax is, who pays it, when it's due, and how AccBooks AI helps you track your liability throughout the year.

By AccBooks Team
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Disposing of a fixed asset

How to record the sale, scrap or part-exchange of a fixed asset in AccBooks — including profit or loss on disposal and capital allowances implications.

By AccBooks Team
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Filing deadlines calendar

A complete reference for every UK compliance filing deadline — Companies House, HMRC VAT, PAYE, corporation tax and payroll year-end.

By AccBooks Team
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Handling unmatched transactions

What to do when AccBooks can't automatically classify a transaction — including manual posting, creating new accounts, and marking transactions as personal.

By AccBooks Team
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Integrations overview

The full list of AccBooks integrations — banks, payment providers, eCommerce platforms, payroll tools and developer APIs.

By AccBooks Team
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Marginal relief explained

How the corporation tax marginal relief works for companies with profits between £50,000 and £250,000, and how AccBooks calculates it automatically.

By AccBooks Team
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P11D benefits in kind

How to record employee benefits (company cars, private medical insurance, interest-free loans) and file P11D and P11D(b) returns with HMRC.

By AccBooks Team
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Period locks in AccBooks AI

How to lock accounting periods to prevent historical changes, manage lock dates and unlock periods when corrections are needed.

By AccBooks Team
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Using reconciliation rules

Create automatic rules that classify recurring transactions without any manual review — saving hours of repetitive work every month.

By AccBooks Team
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Reconnecting a bank feed

Step-by-step instructions for re-authorising an expired or broken Open Banking connection, and what to do when transactions are missing.

By AccBooks Team
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RTI submissions explained

What Real Time Information (RTI) submissions are, how AccBooks sends them automatically, and what to do when HMRC rejects one.

By AccBooks Team
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Trial balance in AccBooks AI

How to generate and use the trial balance to verify your ledger, identify posting errors and prepare for period-end and year-end close.

By AccBooks Team
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VAT adjustments and corrections

How to correct VAT errors on past returns — whether they're small enough to adjust on the next return or large enough to require direct HMRC notification.

By AccBooks Team
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VAT on imports and exports

How to handle UK VAT on imports from the EU and worldwide, postponed VAT accounting, and zero-rating exports of goods and services.

By AccBooks Team
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Webhooks in AccBooks AI

How to set up webhooks to receive real-time notifications when events happen in AccBooks — new transactions, paid invoices, payroll runs and more.

By AccBooks Team
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Using the AccBooks API

How to authenticate with the AccBooks REST API, explore available endpoints and integrate AccBooks data with your own tools.

By AccBooks Team
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