New Build Mortgage Guide

Reviewed 2026-08-19

Newcastle BS new-build mortgage criteria

New-build max LTV (houses)

up to 95% LTV

New-build max LTV (flats)

up to 90% LTV

Builder gifted deposit

Yes

CriteriaVerdictDetail
New-build max LTV (houses)Yes
  • up to 95% LTV
New-build max LTV (flats)Yes
  • up to 90% LTV

1-bed flats capped at 80%

Builder gifted depositYes—

≤5% no deduction; loan + incentive + fee capped at 90% overall

Gifted deposit (family)Yes—
Max LTV (standard)Yes
  • up to 95% LTV
  • Note: Headline standard-purchase max is 95% (loans up to £500k), stepping down for larger loan sizes per tiers above. First Step scheme product (up to 98%) is excluded as a scheme LTV. | First Step scheme up to 98% — scheme-specific, excluded

Source: lender intermediary criteria, every row verified on or since 2026-07-11 (most recent check 2026-08-19). Criteria change frequently — always confirm current policy with the lender or a broker.

From our sister site Mortgage Affordability. Open the check in a new tab.

By subscribing you agree to receive guides and updates from New Build Mortgage Guide, including occasional messages from the mortgage adviser behind this site. Unsubscribe any time. See our privacy policy.

We'd like to use analytics cookies to understand how people use this site, and Google Ads measurement to see which of our adverts lead to enquiries. Nothing is set unless you accept, and we never use remarketing. See our cookie policy.