Mortgage Products

New Business and Standalone Additional Borrowing product guides

ONLY FOR USE BY MORTGAGE INTERMEDIARIES

As a reminder, you have 14 calendar days to upload all requested packaging. The day the case is submitted to us counts as day 1. If we don’t receive the full packaging within this timeframe, the application will need to be rekeyed.

Shared Ownership applications are not eligible for Free Legal products and should not be selected.

New Business product rates

Rates effective 31st March

New Business product rates – effective from 31st March

Rates effective 26th March. Expired COB 30th March

New Business product rates and range guide – expired COB 30th March.

Archived products

A list of archived products from 2026

Standalone Additional Borrowing product rates

Rates effective 31st March

Standalone Additional Borrowing product rates – effective from Rates effective 31st March

Important notice for Additional Borrowing: The maximum loan size shown in the rate sheet refers to the total mortgage amount. For additional borrowing, the maximum loan amount is £500,000.

Rates effective 27th March. Expired COB 30th March

Standalone additional borrowing product rates and range guide – expired COB 27th March

Important notice for Additional Borrowing: The maximum loan size shown in the rate sheet refers to the total mortgage amount. For additional borrowing, the maximum loan amount is £500,000.

Changes to our New Business and Existing product range - 31st March

Effective 31st March we’re making rate increases on our New Business, Existing Customer and Additional Borrowing (ADBO) product ranges.

Submitting business to us

You’ll be able to produce Mortgage Illustrations and submit applications online for existing deals up to 11:59pm on Monday 30th March. If the application isn't fully submitted by this time you’ll need to select a product from our new range.

For packaging assistance, please have a look at our Income and Packaging Hub. You can keep up to date with our current service levels here.

Existing Customer rates

You can view new Existing Customer and ADBO deals for your customer in the Broker Portal from the 31st March. For guidance on how to select Existing Customer and ADBO rates via the portal, please click here.

Existing customers

How to select Existing Customer products:

You can view deals available to your customer in the Broker Portal.

Once you’ve logged into the broker portal:

  • Select ‘Create NatWest Product Switch’.
  • Confirm your customer’s consent.
  • Input your customer’s Mortgage account number, Date of Birth, Surname and Postcode.
  • Confirm your customer’s details.
  • If applicable, confirm if your customer is looking for additional borrowing and switch.
  • You’ll then be taken to ‘Choose a new mortgage deal’ page, where you will see what deals are available for your customer.