Automating two years of overdue taxes with Claude
The user built an automated accounting system around Claude to clear two years of transaction records across three banks, matching receipts and invoices while generating reports in the format required by the Dutch tax authorities. This approach cleared a two-year backlog in a single afternoon and compiled a list of edge cases for the accountant.
Added 2026-11-02 · originally published Sun, 01 Nov 2026 09:00:00 GMT
Steps
- 1Import two years of transaction records from three banks into the system and scrape emails to match receipts and invoices.
- 2Have Claude categorize expenses and calculate tax amounts owed along with payment deadlines.
- 3Have Claude research region-specific tax situations and compile them into a knowledge base wiki.
- 4Use this context to generate Dutch tax authority Box-format reports for the accountant, along with a filing checklist and deadlines.
- 5Manually review the output carefully, consolidate questions regarding uncertainties and edge cases, and send them to the accountant for confirmation.
Ideas for Chinese platforms
This method can be adapted for domestic financial, invoice reimbursement organization, and personal bookkeeping automation scenarios on platforms like Xiaohongshu or WeChat Official Accounts, allowing AI to batch-classify bills and flag missing receipts.
I'm behind on my [country] taxes for [years]. I'll paste in my bank transactions, invoices, and notes: [paste or attach]. Sort the expenses into tax categories, flag missing receipts or invoices I should track down, and walk me through what I need to file for each year. End with a checklist of filings and deadlines, and ask me before assuming anything uncertain.
Related use cases
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