V4TaxHook

EthereumRegistered

Applies a fixed 5% buy and 5% sell tax on swaps involving a registered token. Tax is collected in the base asset via BeforeSwapDelta/AfterSwapDelta and minted as ERC-6909 claims to the token contract for dividend distribution.

0x00329adda81deae79e7ee77b0f40e6bcceccc0cc First pool 15 Jun 2026View on explorer

ALooks safeRegistered, verified, immutable

10 identical copies

Pools

Dynamic-fee pools

Last new pool

4mo

Code size

4,028 B

What it can do

Runs code on every swap

Its code executes inside each trade in pools that use it.

Can take tokens from swaps

It can take or add tokens during a swap. Fees, burns and custom curves work this way, and so do scams.

Safety report

Automated checks, not an audit

✓Not upgradeableNo proxy pattern found: the code is fixed.

!Has an adminowner() is 0xf897…b859. That account can usually change fees, limits or allowlists after you trade.

✓Listed in Uniswap’s hook registryRegistered with Uniswap Labs (a listing, not a security review).

✓Source code publishedThe code on the block explorer matches what's deployed (contract: V4TaxHook).

iCan change swap amountsIt has a ReturnDelta permission. Normal for fees and burns, but also how fake-quote hooks steal.

?No audit linkedAutomated checks only.

Pools using this hook

2 total

PairCreatedFeePool ID

SPCXE / WETH 4mo 0.30% 0xc113…a639 Tx ↗

TEST / WETH 4mo 0.30% 0xf8ce…fd39 Tx ↗