The Government’s newly announced Your First Home scheme has already generated significant interest across the mortgage and housing markets.

A 2.5% deposit requirement, coupled with a Government-backed equity loan of up to 20% of a property’s value, has the potential to make homeownership achievable sooner for many aspiring first-time buyers who have struggled to save a traditional deposit.

At Yorkshire Building Society, we’ve long called for a meaningful successor to Help to Buy and welcome the Government’s ambition to tackle one of the biggest barriers to homeownership.

However, for brokers, lenders and our customers, the admittedly attention-grabbing deposit figure is only the starting point. The success of Your First Home will depend not on that headline, but on the detail.

As things stand, there are still important unanswered questions about how affordability will be assessed, how the equity loan will operate over time, and what happens when customers want to remortgage, repay the loan or move home.

The original Help to Buy scheme demonstrated the positive impact targeted government intervention can have. It helped many people purchase a home earlier than they otherwise could have done and supported housing market activity during a challenging period.

But it also highlighted the importance of careful design. The challenge for ministers now is to create a scheme that not only expands sustainable homeownership opportunities, but also helps get the housing ladder moving again.

That broader objective matters. Through YBS’ recently-published No Way Home? Restoring Britain’s housing ladder research, we’ve consistently argued that the UK’s housing challenge is not simply about helping more first-time buyers into a property. It’s about restoring a functioning housing ladder, where people can take their first step into the market and continue progressing through it as their circumstances change.

For brokers in particular, one of the most important considerations will be understanding the customer’s journey beyond the initial purchase.

A lower deposit may help someone buy their first home sooner, but what happens when that borrower wants to remortgage, move home, repay the equity loan or borrow additional funds in the future? These are the practical questions customers will expect advisers and lenders to be able to answer.

Affordability assessments will also be critical. While reducing the deposit hurdle is welcome, customers must still be able to comfortably sustain their mortgage payments over the long term. Brokers and lenders will want clarity on how the equity loan is treated within affordability calculations and what financial obligations borrowers could face as the scheme matures.

The way lenders integrate the scheme into their product range will also matter. A successful scheme should support a competitive mortgage market rather than creating unnecessary complexity or limiting future choice. Borrowers need confidence that they will still have reasonable options when it comes to remortgaging, switching products or moving home.

This is where ongoing engagement between government, lenders and the intermediary sector will be essential. Through Accord Mortgages, we see first-hand the crucial role brokers play in helping customers navigate increasingly complex borrowing decisions. Their experience and insight should help shape the final design of Your First Home before it launches.

There are also several policy details that will be particularly important.

The Government has already indicated that household income and local property price caps will form part of the scheme. That is sensible, but they will need to be set at the right levels. If thresholds are too restrictive, aspiring buyers who need support may be excluded. If they are set too high, there is a risk that assistance is diluted and fails to reach those facing the greatest affordability challenges.

We also believe eligibility should extend beyond new-build properties. If the objective is to restore access to homeownership, policy should focus on getting the whole system moving again. Broadening eligibility would increase choice, create transactions throughout the market and help existing homeowners move, unlocking mobility across the wider housing market. The housing market needs to work as a ladder, not a series of disconnected rungs.

Equally important is transparency around the long-term operation of the equity loan itself. Buyers need a clear understanding of how the Government’s stake will be managed, how repayment mechanisms work and what costs may arise in future. The simpler and more transparent the arrangements are, the more confidence customers, brokers and lenders will have in the scheme.

The Government deserves credit for recognising that the housing ladder has become increasingly difficult to access and for being willing to explore bold solutions.

The ambition behind Your First Home is welcome. But if it is to deliver lasting benefits, ministers must now focus on ensuring the mechanics work not just on day one, but throughout new homeowners’ entire journey, while recognising that first-time buyers are one vital link in a wider, interdependent chain and doing everything possible to avoid unintended consequences such as further inflating house prices.

Ultimately, success should not be measured by the number of equity loans issued or the size of the deposit reduction. The crucial thing is whether more people who would otherwise have been locked out of homeownership are able to buy a home, and whether the whole housing ladder starts moving again.

For brokers, lenders and most importantly customers, that is the outcome that really matters.

Tom Simpson, managing director of homes at Yorkshire Building Society