Everything your practice needs
Built ground-up for UK tax compliance — from MTD ITSA quarterly updates to CIS contractor returns, AI-powered document ingestion to landlord bookkeeping.
MTD ITSA Filing Centre
Submit quarterly updates and final declarations directly to HMRC. The Filing Centre gives you a clear step-by-step workflow — source summary, obligations, tax calculation, and submission — with real-time status tracking.
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Quarterly period obligations
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Tax calculation engine
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Source income summary (BISS)
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Final declaration submission
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Submission audit trail & history
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Overdue task alerts
MTD ITSA Filing Centre
AI Documents Hub
Upload PDF invoices, bank statements, and receipts. SmartC's AI classifies every document, extracts the key fields, and queues it for your review before automatically posting to the relevant bookkeeping module.
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Multi-format upload (PDF, image, Word)
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AI classification & extraction
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Review queue with approve / reject
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Auto-post to landlord, sole trader, or CIS
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Audit log of all AI actions
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Per-firm monthly usage limits
AI Documents Hub
CIS Contractor Management
Run your full Construction Industry Scheme contractor workflow from schemes and subcontractors to monthly returns and payment statements. Direct HMRC CIS submission included.
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Multiple CIS schemes
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Subcontractor verification status
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Monthly return preparation
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Direct CIS submission to HMRC
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Payment & deduction statements
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Filing history & audit trail
CIS Contractor Management
Landlord & Sole Trader Books
Maintain clean books for your rental properties and self-employment businesses. Each transaction is categorised, linked to income sources, and flows automatically into your ITSA calculations.
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Multiple properties or businesses
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Income & expense categorisation
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Annual adjustment support
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HMRC income source sync
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BISS report generation
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CSV export
Landlord & Sole Trader Books
Firm & Portfolio Management
Accounting firms get a portfolio dashboard across all clients, per-client module enablement, staff invitations with granular permissions, and compliance deadline monitoring.
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Unlimited client portfolio
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Per-client module config
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Invite staff with role-based access
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Compliance deadline overview
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Switch client context in one click
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Agent HMRC OAuth connection
Firm & Portfolio Management