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clarify rollup CGT requirements #2780

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merged 3 commits into from
Oct 15, 2025
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clarify rollup CGT requirements #2780

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clarify rollup CGT requirements
0xallan Oct 15, 2025
829074d
reformat
anegg0 Oct 15, 2025
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Update docs/launch-arbitrum-chain/02-configure-your-chain/common-conf…
0xallan Oct 15, 2025
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2 changes: 2 additions & 0 deletions ...configure-your-chain/common-configurations/02-use-a-custom-gas-token-rollup.mdx
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Expand Up @@ -20,6 +20,8 @@ Enabling a custom fee token for a Rollup chain requires additional configuration

## Requirements of the custom gas token

A key requirement for a custom gas token is that it has a representation on the parent chain. During chain deployment, the gas token is "natively bridged" and then properly configured as the native gas token on the Arbitrum chain. Additional requirements include:

- Must be a standard `ERC-20` token
- Transfers and approvals must occur directly via the token contract, not via proxies or hooks
- Must not be rebasing or include transfer fees and
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