You can buy using our secure online and phone service. Or you can buy by post.
Existing customers, and parents and grandparents buying for a child who already has Premium Bonds, can buy by bank transfer and standing order.
Each investment must be at least £25.
By bank transfer and standing order
You must already have Premium Bonds, and you must know your (or the child’s) holder’s number
Each investment by bank transfer or standing order must be at least £25 and each investment must be in whole pounds.
Give the following details to your bank and tell them how much to transfer and how often. You’ll normally be able to do
this online, by phone or in a branch, depending on your bank.
|| You must enter your Premium Bonds holder’s number (not your NS&I number) as the reference.
You can find your holder’s number on your Bond record or by logging into our online service.
Make sure you enter your holder's number correctly without any hyphens, spaces or full stops.
Don't add any other information in the reference field apart from your holder's number.
| Payee name:
| Account number:
| Sort code:
|| 08 31 15
You should receive confirmation of your investment within 5 working days of us receiving money from your bank.
Or download and print a standing order form then complete it and give it to your bank.
Read this before buying by bank transfer
- You must be aged 16
or over. Parents and grandparents can set up a standing order for their child or grandchild under 16. The child must already have some Premium Bonds.
- The bank account must be a UK account in your name.
- When buying by bank transfer, you are confirming that you have read and accepted the current customer agreement..
- Minimum for each investment £25 and each investment must be in whole pounds.
- Any transfers that would take you over the £50,000
limit will be automatically refunded in full to your bank account, so you may want to check your Premium Bonds balance before
- Please note that we do not accept payment via Clearing House Automated Payment System (CHAPS).
Online or by phone
Log in or call us at any time with your debit card details.
Please note, we don’t accept credit card payments.
Complete an application form and send it to us with a cheque payable to NS&I.
Buying for yourself or your child under 16
Buying as a gift for your grandchild under 16