Binance Pausing Ethereum Deposits and Withdrawals on May 21, 2026: Start Time, Duration, and Impact

Binance did not publicly confirm an exact reopening time for the May 21 maintenance window.

However, past Ethereum wallet maintenance events on the exchange usually last about one hour, with deposits and withdrawals reopening automatically once the system upgrade is complete and the network is stable.

Because the completion time depends on technical checks, Binance typically resumes services without a separate announcement once maintenance finishes.

Will Trading Continue During the Suspension?

Yes. Binance’s standard policy during wallet maintenance is that trading remains unaffected.

Users can still:

• Trade ETH and ERC‑20 tokens on spot markets
• Use margin or derivatives products tied to those assets
• Hold assets in their Binance accounts

Only on‑chain transfers (deposits and withdrawals) are paused during the maintenance window.

Are User Funds Safe?

During scheduled wallet maintenance, Binance states that it handles all technical requirements internally, meaning users do not need to take any action. The pause is mainly a precaution to prevent transaction issues while wallet systems are updated or checked.

Funds already stored in Binance accounts remain accessible for trading and account activity.

Why Binance Announces Maintenance in Advance

Advance notices allow users to plan around the temporary interruption in transfers.

For example, traders who need to:

• Move assets between exchanges
• Deposit collateral
• Withdraw funds for DeFi or staking

can do so before the suspension begins.

Providing advance warning also helps avoid failed transactions or confusion during maintenance windows.

Other Network Events Happening on May 21, 2026

The Ethereum wallet maintenance is separate from other blockchain upgrades scheduled the same day.

Two other Binance announcements affect different networks later on May 21:

Polygon Network Upgrade

Binance plans to suspend deposits and withdrawals on the Polygon (POL) network at approximately 13:00 UTC to support a network upgrade and hard fork.

Trading of Polygon‑based tokens continues during that suspension.

Base Network Hard Fork

A separate notice indicates Binance will suspend deposits and withdrawals on the Base network around 17:00 UTC to support its upgrade and hard fork.

Again, this affects only Base network transfers, not trading activity.

What Users Should Do Before the Maintenance

If you plan to move Ethereum‑based assets on May 21, it’s safest to:

• Complete deposits or withdrawals before 05:55 UTC
• Avoid sending funds during the suspension window
• Wait for Binance to automatically reopen services once maintenance is complete

For most users, the interruption is brief and routine—part of normal exchange infrastructure maintenance designed to keep wallet systems stable and secure.