Track Your Arbitrum Transactions for Belgian Tax Reporting

Automatically import all your Arbitrum transactions - DeFi, swaps, and transfers. Get a complete Belgian tax report with proper classification (capital gains tax, movable income, Annex 2).

Connect Arbitrum Wallet →
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What is Arbitrum?

A leading Ethereum Layer 2 using Optimistic Rollup technology

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Lightning Fast

Process thousands of transactions per second with instant confirmations. No more waiting for Ethereum mainnet blocks.

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Minimal Fees

Pay a fraction of Ethereum mainnet fees. Arbitrum transactions typically cost less than €0.10.

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Battle-Tested Security

Secured by Ethereum mainnet with Optimistic Rollup technology. One of the most mature and trusted L2 solutions.

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Largest L2 Ecosystem

Home to hundreds of DeFi protocols, NFT projects, and dApps. The most vibrant Layer 2 community.

Why Track Arbitrum with Cryptotax?

Specialized Belgian tax reporting for your Arbitrum activities

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Belgian Tax Compliant

Automatic classification of Arbitrum transactions according to Belgian tax law. We understand capital gains tax, movable income, and Annex 2.

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Complete DeFi Support

Track swaps on Uniswap, GMX trades, lending protocols, and more. All major Arbitrum protocols supported.

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Real-time Synchronization

Your Arbitrum transactions are automatically fetched and updated. No manual CSV imports or data entry required.

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Token Recognition

Automatic identification and valuation of Arbitrum tokens. We track ARB, GMX, and hundreds of other tokens in EUR.

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Multi-Chain Support

Combine Arbitrum transactions with Ethereum L1, Base, Kraken, and other sources in one unified tax report.

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Accountant Ready

Export detailed reports in PDF and CSV format, ready for your accountant or MyMinfin submission.

What We Track on Arbitrum

Complete coverage of all your Arbitrum activities

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DEX swaps (Uniswap, Sushiswap, Camelot)

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ETH and token transfers

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Bridge transactions (L1 ↔ Arbitrum)

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GMX perpetual trading

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Liquidity pool activities

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Lending and borrowing (Aave, Radiant)

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NFT purchases and sales

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Gas fees and smart contract calls

How It Works

Three simple steps to complete Arbitrum tax reporting

1

Connect Wallet

Enter your Arbitrum wallet address (0x...). We only need read-only access to public blockchain data.

2

Automatic Import

We fetch all your Arbitrum transactions and classify them according to Belgian tax rules.

3

Export Report

Download your tax report in PDF or CSV format, ready for MyMinfin or your accountant.

Frequently Asked Questions

Do I need to provide my private key?
No! We only need your Arbitrum wallet address (0x...). All transactions are public on the blockchain. We never ask for private keys or seed phrases.
Can I track multiple Arbitrum wallets?
Yes! You can add multiple Arbitrum wallet addresses to your account. All transactions will be consolidated in one tax report.
What about bridging between Ethereum and Arbitrum?
Bridge transactions are automatically detected and properly handled. We track when you bridge assets between Ethereum L1 and Arbitrum.
How are Arbitrum transactions taxed in Belgium?
Arbitrum transactions follow the same Belgian tax rules as Ethereum. Swaps may be taxable as capital gains (vak XV) or as miscellaneous income for speculative profiles, DeFi yields as movable income (vak VII), and held assets may require reporting (Annex 2). Our system automatically classifies each transaction.
Is there a transaction limit?
The free scan allows you to preview your Arbitrum transactions. Full access requires a subscription based on your transaction volume. Check our pricing page for details.

Related Integrations

Discover our other blockchain integrations

Uniswap

LP tokens, swaps and liquidity pool transactions on Arbitrum.

Stargate

LayerZero cross-chain bridge for multi-chain transfers.

Ethereum L1

The original Ethereum mainnet with extensive DeFi support.

Base L2

Coinbase's Layer 2 solution for fast and cheap transactions.

Hop Protocol

Cross-chain bridge for fast L2 transfers.

Ready to Track Your Arbitrum Transactions?

Connect your Arbitrum wallet now and get Belgian-compliant tax reports in minutes.

Connect Arbitrum Wallet → Try Free Scan First