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Rules and fees
Read minimum amounts, quantity increments and fee details without confusing one requirement with another.
4 articles
Binance says your Spot order is too small: what to check
Learn which Binance Spot quantity and notional rules can reject a small order, how to read their units, and what to check before trying again.
Why Binance rejects a quantity: step size is not decimal precision
Understand Binance Spot minQty, maxQty, and stepSize as a quantity grid, with a simple way to check values without confusing precision and increments.
Why can a Binance limit order be charged as a taker?
A limit price controls execution price, not maker status. Learn how an order can take liquidity, rest on the book, and produce different fill roles.
Binance says your limit price is out of range: how far from the market an order can sit
Why Binance refuses a limit price that's too far from the market, how the allowed band is calculated from the reference price, and how that differs from a partly filled order that expires.