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Joint Borrower Sole Proprietor

A Joint Borrower Sole Proprietor product can help to get your client on the property ladder by allowing a family member assist with affordability.

We have a JBSP Affordability Calculator to help you establish how much the occupier and supporter can borrow.

Joint Borrower Sole Proprietor Product Criteria

  • Free valuation fees
  • Minimum age 21
  • Repayment only
  • Max LTV 95% inclusive of fees
  • Minimum loan size: £30,000
  • Maximum loan size: £500,000
  • Maximum of 2 owner borrowers
  • Maximum of 1 supporting borrower
  • The maximum age of the Supporter at application is 70 years
  • The supporting borrower must be a close family member*
  • The supporting borrower must be the last-named applicant
  • The owner borrower(s) must meet affordability to cover a minimum of 70% of the total loan borrowed
  • The supporting borrower must meet affordability on the shortfall, up to a maximum 30% of the total loan borrowed
  • All borrowers will be jointly and severely liable for the monthly mortgage payments and the total amount borrowed
  • All borrowers must declare their current financial commitments
  • All borrowers must include their own personal and household expenditure
  • The supporting borrower must be residing in the UK
  • Supporting borrower to receive independent legal advice
  • The supporting borrower cannot live in the property
  • The supporting borrower will not be named on the title deeds
  • Applicants cannot own any other property at the time of completion (this does not apply to the supporting borrower)
  • For joint applications, one applicant must be a First Time Buyer. If the second applicant is not a First Time Buyer, they must not have another mortgage outstanding at the time of the application 

*Close family member defined as one of:

  • Parents, step parents and adoptive parents;
  • Brothers and sisters, half brothers and sisters, and step brothers and sisters.
  • Children, step children and adopted children
  • Grandparents and step grandparents
  • Grandchild and step grandchild; and
  • Aunt and Uncle

Our Joint Borrower Sole Proprietor First Time Buyer Mortgage

Joint Borrower Sole Proprietor First Time Buyer Mortgage

Initial rate

5.97% (fixed)

Then reverting to our SVR minus 1.00%


Product period

5 years

Arrangement fee


LTV rate



7.30% APRC

Your home may be repossessed if you do not keep up payments on your mortgage