Key facts: Joint loans carry joint and several liability — the lender can pursue either borrower for the full balance, regardless of any private split. Applying creates a financial association linking your credit files, so each other's credit behaviour affects both of you until the link is formally broken after the debt closes.
What joint and several really means
If the other borrower stops paying — through separation, unemployment or refusal — the lender doesn't chase "their half": it chases whoever it can collect from, for everything. Private agreements about who pays what bind the two of you, not the lender. This is the clause to internalise before signing, because every risk on this page flows from it.
Your credit files get married too
A joint application registers a financial association at the credit agencies. From then on, lenders assessing you can consider the other person's file — their missed payments, defaults and heavy balances become your problem at application time. The link persists after the loan ends until you request a notice of disassociation once no joint accounts remain — a step worth taking promptly after any separation.
Separation, death and dispute
Separation: the loan is unmoved by your relationship status — both remain fully liable until it's repaid or refinanced into one name (which requires that person to qualify alone). Courts dividing assets can order who should pay; the lender still isn't bound. Death: the survivor typically remains liable for the full balance — one reason joint borrowers should consider life cover sized to the debt. Dispute: missed payments mark both files identically, whoever "caused" them.
When joint borrowing makes sense
Two incomes can unlock larger amounts or better rates, and genuinely shared purposes — home improvements on a shared home — fit the structure honestly. Weaker reasons: propping up one partner's poor credit (the pricing follows the weaker file anyway at many lenders), or convenience. The alternative worth pricing: the stronger-credit partner borrows alone, keeping liability and files separate. Our borrowing guide compares routes.
Setting one up with eyes open
If joint is right for you, compare joint offers across lenders and document the private split in writing. Find a loan broker through Nesto — free, no obligation.
Frequently asked questions
Am I liable for the whole joint loan or half?
The whole loan — joint and several liability lets the lender pursue either borrower for 100% of the balance.
Does a joint loan link our credit files?
Yes — a financial association forms and each other's credit behaviour affects both of you until disassociation after the accounts close.
What happens to a joint loan if we separate?
Both remain fully liable until it's repaid or refinanced into one name. Ask for disassociation once joint products are closed.
Can one person be removed from a joint loan?
Only by the lender's agreement — effectively a new application by the remaining borrower alone, who must qualify solo.