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Calculate your Belgian capital gains tax for 2026

Upload your broker export. We apply the 31/12/2025 value, the annual exemption and the ten-year rule, then show you the reasoning line by line.

Your broker export (CSV)

Interactive Brokers (Flex Query or activity statement) and DEGIRO (transactions or account), in FR, NL or EN.

Your file is parsed during the request and never saved: no account, no storage, no retention.

Independent educational tool

Belfolio computes and presents figures for information only. This is not tax advice nor investment advice. Verify your amounts with the FPS Finance or your accountant before filing.

FPS Finance — MyMinfin

Independent educational tool — not tax or investment advice. Verify with the FPS Finance or your accountant.

Methodology Guides Terms© Belfolio — verify all figures with the FPS Finance.