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EIP-8148 Custom sweep threshold for validators

DraftCorecreated 2026-02-05requires EIP-7251, EIP-7685

Allow setting custom balance thresholds for sweep withdrawals for validators with compounding withdrawal credentials (`0x02`).

Authors: Dmitry Gusakov (@dgusakov), Dmitry Chernukhin (@madlabman), Greg Koumoutsos (@gkoumout), Manu (@nalepae)

Depends on (2)

Proposals this one names in its requires field.

EIP-7251Increase the MAX_EFFECTIVE_BALANCEEIP-7685General purpose execution layer requests

What the specification covers

AbstractMotivationSpecificationConstantsExecution layerConsensus layerExecution layerDefinitionsSet sweep threshold requestSet sweep threshold request contractAdd Set Sweep Threshold RequestFee calculationFee GetterSystem CallBytecodeDeploymentConsensus layerRationaleOverviewCustom Sweep Thresholdsvalidator_sweep_thresholds mapping in BeaconStateOnly allowing threshold to be set above current balanceImmediate requests processing instead of queuing on consensus layerCustom Sweep Threshold should be a multiple of EFFECTIVE_BALANCE_INCREMENTBackwards CompatibilitySecurity ConsiderationsCopyright

This proposal declares no Solidity interface, so there is nothing to compute. It may be a core protocol change, a meta proposal, or written in prose only.

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