Colin Matthews - vatcalc.com

Severless tax tech – how VATCalc delivers customer low-cost scale

1 November 2025 in

Tax engine

Why tax technology needs a modern, fully serverless core — and why VATCalc built it first The digital tax era demands more than cosmetic “cloud” upgrades. EU ViDA reform, real-time reporting, and mandatory e-invoicing require tax technology that can scale instantly, calculate accurately, and integrate

Top 5 Signs your company needs a Tax Engine

24 September 2025 in

Tax engine

Expansion; errors; costly advisors are more telling you to automate VAT determination Most finance and tax teams don’t wake up one day and say, “Let’s buy a tax engine.” Instead, they slowly realise that their current systems — ERP rules, spreadsheets, or manual processes —

Modern tax engines outperform SAP Add-Ons

21 September 2025 in

Tax engine

VATCalc’s tax engine outperforms Add-ons for SAP determination When it comes to VAT determination inside SAP, the stakes are high: errors mean rejected invoices, unrecoverable VAT, or even audits. For years, SAP users have faced a choice: Install an SAP-certified Add-on software that works natively

Poland KSeF e-invoicing – what gets validated?

10 September 2025 in

e-invoicing

Feb 2026 KSeF: what's validated on e-invoices? From February 2026, the Polish National e-Invoicing System (KSeF) will become mandatory for nearly all businesses. But what does KSeF actually check when you send an invoice? World's only single tax engine & reporting application, fully reconciled KSeF

Mapping Peppol tax codes to your tax codes

5 September 2025 in

e-invoicing

VATCalc reconciles Peppol tax codes for effortless e-invoicing Every business has its own way of classifying taxes in their ERP or finance systems — custom codes, rules, and reporting logic that make sense internally. The problem? Peppol e-invoices - the basis for new Belgium, French

Why automating VAT returns is harder than it looks

28 August 2025 in

Tax Automation

Legacy VAT tech has fallen behind digital reporting obligations On paper, automating VAT returns should be simple: connect your data, run some checks, and file. Simple? No. In practice, most companies discover it’s anything but. Legacy, costly and fragmented VAT automation has not been keeping

EU ViDA call-off stock VAT simplification ends July 2028

15 August 2025 in

Extension of Single VAT Registration OSS enables withdrawal from July 2028 of special VAT scheme for stocks held in other EU member state with customers World's only single tax engine & reporting platform, uniquely codifying ViDA Single VAT Registration consignment stock changes for correct invoicing

Data Insight Tools

2 August 2025 in

Reveal tax and business intelligence from your VAT data Driving strategy, cutting tax risks & identifying major cost savings VATCalc’s single tax engine and filing application is not just about getting your VAT or GST right in real-time. Through our Data Insight Tools - in-app

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EU VAT triangulation – automating determination

4 June 2025 in

EU VAT

Simplified Triangulation – What if middleman / intermediary party has VAT number in other states? Who is responsible for transport? Triangulation still permitted? For businesses with complex cross-border chain supplies and ‘middleman’ or intermediary parties, Triangulation is a useful simplification to reduce the numbers of

VAT Advisor – harnasing natural language AI for item classification

14 March 2025 in

Watch AI in our VAT Advisor assist tax calculations and returns Natural language AI advances VAT item classification and tax code choice in our VAT Advisor, part of our global tax engine and reporting application As tax authorities push their global VAT digitalisation mandates, a

Author: Colin Matthews

Severless tax tech – how VATCalc delivers customer low-cost scale

Top 5 Signs your company needs a Tax Engine

Modern tax engines outperform SAP Add-Ons

Poland KSeF e-invoicing – what gets validated?

Mapping Peppol tax codes to your tax codes

Why automating VAT returns is harder than it looks

EU ViDA call-off stock VAT simplification ends July 2028

Data Insight Tools

EU VAT triangulation – automating determination

VAT Advisor – harnasing natural language AI for item classification

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