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New ISA Proposal Supports First-Time Buyers in Mortgage Market

The proposed new ISA aims to simplify support for first-time buyers, addressing deposit challenges while acknowledging broader mortgage market issues.

By David Sampson
5 August 2026
3 min read
UK first time buyer mortgage article image for New ISA Proposal Supports First-Time Buyers in Mortgage Market

TL;DR

  • The proposed ISA aims to simplify government bonuses for first-time buyers, addressing the significant barrier of deposit savings.
  • however, many potential buyers still face challenges beyond just deposits.

Written by David Sampson for Mortgage118. Last updated 5 August 2026. Reviewed against our editorial standards. Editorial standards. Mortgage118 is a directory — not FCA-authorised and not a mortgage adviser.

In a significant move to assist first-time buyers, a proposed new ISA is set to replace the Lifetime ISA (LISA), simplifying the government bonus structure and eliminating potential withdrawal charges. This initiative acknowledges the pressing challenge that deposit requirements pose for aspiring homeowners, making it a welcome development in the mortgage market.

What are the main changes to the ISA?

The new ISA proposal seeks to streamline the existing Lifetime ISA framework, focusing on a more straightforward approach to government bonuses. This change is important as it aims to alleviate some of the financial burdens first-time buyers face when attempting to save for a deposit. By removing withdrawal charges, the initiative encourages more flexible saving strategies, allowing buyers to access their funds without penalties.

Why are deposits a major hurdle for first-time buyers?

Deposits are often cited as one of the most significant barriers to homeownership. Many first-time buyers struggle to save enough for a substantial deposit, typically around 5% or more of the property value. This financial challenge can deter potential buyers from entering the housing market, leading to a stagnation in property transactions. The new ISA aims to make it easier for buyers to accumulate these necessary funds, but it is essential to recognize that deposits are just one part of the equation.

Who else is affected by the current mortgage market?

Beyond deposit challenges, there is a growing concern for a specific group of borrowers who do not meet the criteria for prime lenders. These individuals, often referred to as near-prime borrowers, may have stable incomes but face difficulties due to minor credit issues or thin credit files. Such borrowers are at risk of being overlooked by lenders, which can significantly hinder their ability to secure mortgage finance. As a result, they may find themselves facing dual barriers: insufficient credit history and inadequate deposit savings.

What this means for first-time buyers and the mortgage market

The proposed ISA changes could provide some relief for first-time buyers, but it is important for lenders to adapt their assessment criteria to better serve those who fall outside prime lending standards. There is an urgent need for more tailored mortgage options that consider the unique circumstances of near-prime borrowers. By doing so, lenders can help ensure that these individuals are not locked out of homeownership due to minor credit issues or limited savings. For current mortgage rates, borrowers should stay informed to make the best financial decisions.

Frequently asked questions

What should first-time buyers do to prepare for the mortgage market?

First-time buyers should focus on improving their credit scores and saving for a deposit. Exploring new ISA options can also help them accumulate funds more effectively.

How can lenders better support near-prime borrowers?

Lenders can develop more flexible criteria that consider individual circumstances, such as minor credit blips or limited credit histories, to provide fair access to mortgage finance.

About David Sampson

David Sampson writes about the UK mortgage market for Mortgage118, covering specialist lending, market trends, and practical advice for borrowers. All content is reviewed for accuracy against FCA guidelines and current market data.