What it means
Platforms may ask source-of-funds questions during reviews, larger withdrawals or compliance checks.
Why it matters
Users should check platform rules before transferring large amounts.
Common mistake
Do not treat Source of Funds as a universal rule. Exchanges, wallets and card apps may use the same term differently, especially around limits, fees, networks and account restrictions.
User action
Before relying on this term, check the provider's official help page, fee schedule or product terms. If funds are involved, test with a small amount first and keep a record of the transaction or setting.
Related pages
Continue with AML or return to the crypto glossary.
How to use this term
Use Source of Funds as a practical checkpoint when comparing exchanges, wallets, cards or on-chain tools.
What to check
Check how the term appears in fees, limits, account rules, wallet flows and risk notes before making a platform decision.