What Happens to Your Bitcoin When You Take a Loan?
BetterLending Research Desk · Collateral Custody & Bitcoin Loan Mechanics · Updated May 2026 Direct answer: When a borrower takes a Bitcoin-backed loan, the BTC is transferred to a platform-controlled or jointly controlled wallet address — removing the borrower's direct on-chain control for the duration of the loan. Who controls it, how it is stored, whether it can be reused, and under what conditions it can be liquidated are determined entirely by the platform's custody model. These structural decisions — not the interest rate — determine whether the Bitcoin is safe during a market correction and whether it is returned in full when the loan is repaid. Introduction Most Bitcoin holders who explore crypto-backed borrowing understand the concept — pledge BTC, receive liquidity, repay and get the BTC back — but very few have mapped what actually happens to the collateral after it leaves their wallet: which e...