Petter Creemers
Tax adviser, direct and indirect taxes, Autoboeker
Petter Creemers is a tax adviser specialising in direct and indirect taxes, and co-founder and CFO of Autoboeker. He is co-owner of the Autus group, which includes Autoboeker and the AI-native bookkeeping firm Boekhoudvriend.
His background is in Dutch law and tax law. At Autoboeker he oversees how VAT, retention rules and other regulation find their way into the product and the knowledge base.
He reviews the knowledge base guides on VAT, tax rules and reporting for accuracy. A guide he has reviewed says so at the top.
20 guides reviewed
Inclusive and exclusive VAT codes in Autoboeker
Why two VAT codes with the same name make the total mismatch, how you switch the inclusive code off, and how Autoboeker checks subtotal, VAT and total.
7 min readRead the guideRegulationVAT-exempt or not VAT-registered in Autoboeker
What the VAT-exempt tick in Autoboeker does, how you set up a non-VAT administration, and why that tick does not switch VAT off.
8 min readRead the guideWorkflowsBooking accruals and deferrals: prepaid and accrued costs
What accruals and deferrals are, when to book them and how to spread an annual invoice over periods, with examples and how AI handles them.
7 min readRead the guideWorkflowsChecking subtotal, VAT and total: calculation errors on invoices
Why you recalculate subtotal, VAT and total on purchase invoices, which deviations occur and how AI checks every invoice automatically before booking.
5 min readRead the guideRegulationChecking VAT numbers via VIES: why and when
Why you check VAT identification numbers via VIES, when it matters most and how Autoboeker checks VAT numbers automatically on every invoice.
6 min readRead the guideRegulationVAT rates on invoices: recognising 21%, 9%, 0% and reverse charge
How to recognise the right VAT rate on a purchase invoice: 21%, 9%, 0% or reverse charge, common mistakes and how AI checks VAT codes on every invoice.
7 min readRead the guideRegulationWithin the EU, outside the EU or exempt: how to book it
How to book invoices from suppliers inside and outside the EU and invoices in a VAT-exempt administration, the VAT treatment per situation and how AI detects it.
7 min readRead the guideRegulationBooking foreign currency invoices: rate and exchange difference
How to book an invoice in dollars or pounds, which rate to use, how exchange differences arise at payment and how AI detects and converts foreign currency.
6 min readRead the guideRegulationFixed asset or expense? Recognising investments when booking
When do you capitalise a purchase as a fixed asset and when do you book it as an expense? The €450 threshold, how Autoboeker flags investments and what you do next.
7 min readRead the guideRunning a firmVAT analysis and VAT reports: real-time VAT position per client
Real-time VAT position per administration and period, VAT overview for your client and reports without exports. How VAT analysis helps before the return.
6 min readRead the guideWorkflowsProcessing invoices with multiple VAT rates
An invoice with 21%, 9% and 0% VAT is booked per rate. How to split lines, avoid rounding differences and check that the VAT is right.
5 min readRead the guideWorkflowsAllocating indirect costs in the books
Indirect costs such as rent, energy and software are allocated to departments, projects or locations. Methods, allocation keys and booking them consistently.
5 min readRead the guideRegulationProcessing non-deductible VAT in the books
When is VAT not deductible and how do you book it? Exempt revenue, private use, entertainment and mixed use, with the right VAT code and GL account.
6 min readRead the guideWorkflowsPreparing for year-end: getting the books in order
How to prepare year-end from the bookkeeping side: complete and reconciled books, open items, accruals, a VAT check and an audit trail for the accountant.
10 min readRead the guideRegulationMandatory e-invoicing in 2030: what should your firm know?
The Dutch cabinet plans mandatory e-invoicing from 1 July 2030 and reporting from 2031. What changes, what an e-invoice is, and what your firm can do now.
9 min readRead the guideRegulationReceiving and booking Peppol and UBL invoices: how it works
Peppol is the network, UBL the file format. How a firm receives e-invoices, what a Peppol ID is, and which booking decisions remain with an e-invoice.
8 min readRead the guideRegulationBooking reverse-charge VAT and foreign purchase invoices
Reverse charge, EU purchases, non-EU services and imports: which Dutch VAT return box (2a, 4a, 4b, 5b) applies, how to check VIES and what often goes wrong.
10 min readRead the guideRegulationRetention obligation and digital receipts: what to keep and how
The Dutch fiscal retention period is 7 years, 10 for real estate. What must you keep, may you scan and discard receipts, and what does it mean for intake?
8 min readRead the guideRegulationDutch tax authority invoice requirements: what must be on it?
All mandatory invoice details under Dutch tax rules, the simplified invoice up to €100, credit notes, and what to do when a purchase invoice is incomplete.
8 min readRead the guideWorkflowsAutomating VAT checks: how to prevent Dutch VAT errors
Automating VAT checks in pre-accounting: 21%, 9% and 0% rates, reverse charge, ICP and VIES checks, and how to catch VAT errors before the return is filed.
10 min readRead the guideSee Autoboeker in your own administrations.
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