How brokers work, what they cost, and how to choose the right one for your purchase.
Reviewed and signed off by Patricia Ogunfeibo
Solicitor and Chartered Tax Adviser, both non-practising. UK property since 1986.
Last reviewed
Checked against FCA and professional regulators. Sources are listed at the end of this guide.
Scheme and lender rules can change. How we label evidence.
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A mortgage broker searches the market on your behalf, matching your circumstances to the right lender and product. Many brokers are fee free, paid entirely by the lender through commission. Others charge a fixed fee or a percentage of the loan. A good broker can access deals you cannot find directly, handle the application from start to finish, and significantly improve your chances of approval. The key is choosing one who is FCA regulated, qualified, and transparent about how they are paid.
Every mortgage broker operating in the UK must be authorised and regulated by the Financial Conduct Authority (FCA), either directly or as an appointed representative of an FCA authorised firm. This is a legal requirement, not optional.
That is the bare minimum, but then how do you find one? All my life, I have trusted word-of-mouth recommendations. Do you know anyone who has bought before, preferably recently? If so, ask them if they can recommend the broker they used. If they hesitate, no matter what they say, move on. Only if they jump at the opportunity should you schedule a call to see how you feel about using them.
A broker recommended by your estate agent might not be the best, so be cautious if being funnelled down that route. Under no circumstances whatsoever can you be told that if you do not use the agent's broker, you will lose the opportunity to buy that property as that is unlawful.
You might also want to search online. Do you want one local to you?
A mortgage broker is a qualified, FCA regulated professional who acts as an intermediary between you and mortgage lenders. Rather than you approaching banks individually, a broker assesses your financial situation and searches for the most suitable mortgage product across the market.
This matters because not all mortgage products are available directly. Some lenders only accept applications through brokers, and some offer preferential rates exclusively through intermediary channels. A broker also understands each lender's specific criteria, which means they can steer you towards lenders most likely to approve your application and away from ones that would decline it.
Not all brokers have the same level of access to the market. Understanding the differences helps you choose the right type for your situation.
Whole of Market Does Not Always Mean Every Lender
Some lenders (notably a few building societies and direct only lenders) do not work with brokers at all. A whole of market broker will tell you if a relevant product exists that they cannot access, so you can approach that lender directly if you wish.
| Type | Market Access | How They Are Typically Paid | Best For |
|---|---|---|---|
| Whole of market (independent) | Can search across all or nearly all available lenders, including specialist and intermediary only products | Fee free (lender commission only), fixed fee, or percentage of loan. Varies by firm. | Most buyers. Gives you the widest range of options and genuinely independent advice. |
| Multi-tied (restricted panel) | Access to a selected panel of lenders, not the full market | Usually fee free (paid by panel lenders) | Can be suitable for straightforward applications, but you may miss better deals outside their panel. |
| Bank or building society adviser | Only offers that specific bank's own products | No separate fee (salaried employee) | Only worth considering if you are already certain that bank has the right product for you. Very limited choice. |
| Specialist broker | Whole of market access with particular expertise in complex cases | Often charges a fee due to the additional work involved | Self employed, contractors, adverse credit, non standard properties, complex income structures, shared ownership. |
How brokers are paid is one of the most misunderstood parts of the mortgage process. There are two separate income streams, and most brokers receive at least one of them.
Almost all mortgage lenders pay brokers a commission when a mortgage completes. This is called a procuration fee and is typically around 0.35% of the loan amount. On a £200,000 mortgage, that would be approximately £700 paid by the lender to the broker. You do not pay this. It does not affect your mortgage rate or terms.
Some brokers charge you a fee on top of the lender commission. Others do not. Both approaches are legitimate, and neither is inherently better. What matters is transparency.
Is Paying a Fee Worth It?
Sometimes, yes. If the best mortgage deal for you does not pay the broker a commission (or pays a low one), a fee paying broker can still recommend it. A fee free broker may be less inclined to recommend a product that does not generate commission. The FCA's Consumer Duty rules require all brokers to act in your best interest regardless, but asking the question openly is sensible. Even a small rate improvement (0.1%) on a £200,000 mortgage can save over £2,000 across a five year fixed term, easily outweighing a £500 fee.
| Fee Model | Typical Cost | When It Is Paid | Notes |
|---|---|---|---|
| Fee free | £0 | N/A | Broker is paid entirely by lender commission. The most common model, especially for straightforward residential purchases. |
| Fixed fee | £300 to £600 | Usually on application or on mortgage offer | Gives you cost certainty. The average in the UK is around £500 according to 2026 research. |
| Percentage of loan | 0.3% to 1% | On mortgage offer or completion | Scales with loan size. A £250,000 mortgage at 0.35% would cost £875. More common for larger or complex cases. |
| Hybrid | Small fixed fee + commission | Varies | Less common. Combines a modest client fee with lender commission. |
Every mortgage broker operating in the UK must be authorised and regulated by the Financial Conduct Authority (FCA), either directly or as an appointed representative of an FCA authorised firm. This is a legal requirement, not optional.
| Credential | What It Means | How to Verify |
|---|---|---|
| FCA regulation | The broker or their firm is authorised by the FCA to provide mortgage advice. This gives you access to the Financial Ombudsman Service and the Financial Services Compensation Scheme if something goes wrong. | Search the FCA's Financial Services Register at register.fca.org.uk. Enter the firm name or individual's name. |
| CeMAP (or equivalent) | Certificate in Mortgage Advice and Practice. This is the industry standard Level 3 qualification required before a broker can legally give mortgage advice. Over 80% of UK mortgage advisers hold CeMAP. The FCA also accepts the CII Certificate in Mortgage Advice and the MAPC. | Ask the broker directly. Qualified brokers are typically happy to confirm their credentials. |
| Professional indemnity insurance | Covers you if the broker's advice causes you financial loss due to an error or omission. All FCA regulated firms must hold this. | FCA regulated firms are required to have this. You can ask to see their certificate if you wish. |
| Question | Why It Matters |
|---|---|
| Are you whole of market? | If not, ask exactly which lenders they can access. A restricted panel may miss better options. |
| Do you have access to intermediary only or exclusive deals? | Some of the most competitive rates are only available through brokers. This is one of the key reasons to use one. |
| Can you access specialist lenders? | Essential if you are self employed, have complex income, adverse credit, or are buying a non standard property. |
| How many lenders do you typically compare for each client? | Gives you a sense of how thoroughly they search. A good broker will research widely, not just check a handful. |
| Question | Why It Matters |
|---|---|
| Do you charge a fee, and if so, how much and when? | Full transparency from the start. Get the answer in writing before you proceed. |
| Is the fee refundable if the mortgage does not complete? | Some brokers charge on application and do not refund if the case falls through. Others only charge on successful mortgage offer. |
| Will you tell me the commission you receive from the lender? | Brokers are required to disclose this. Knowing the figure helps you assess whether their recommendation is genuinely in your interest. |
| Question | Why It Matters |
|---|---|
| Will you handle the full application from start to finish? | Some brokers only advise on the product and leave you to submit the application yourself. Ideally, your broker manages the entire process. |
| How will you keep me updated and how often? | Set communication expectations early. A good broker will proactively update you at key stages. |
| Do you have established relationships with particular lenders? | Strong lender relationships can help if an underwriter has questions about your case. Experienced brokers can escalate issues effectively. |
| Do you also advise on protection insurance? | Life cover, critical illness cover, and income protection are worth discussing alongside your mortgage. A good broker will raise this without pressuring you. |
Once you have chosen a broker, the quality of your experience depends partly on how well prepared you are. Having the right documents ready from the start avoids unnecessary delays.
| Document | Who Needs It | Notes |
|---|---|---|
| Passport or driving licence | Everyone | Valid, in date photo ID for anti money laundering checks. |
| Proof of address | Everyone | Utility bill, council tax bill, or bank statement dated within the last three months. |
| Three months' payslips | Employed applicants | Consecutive, most recent. Your broker may also ask for your latest P60. |
| Two to three years' tax returns (SA302s) and tax year overviews | Self employed applicants | HMRC documents. Some lenders accept one year; most prefer two or three. |
| Three months' bank statements | Everyone | From the account your salary or income is paid into. Lenders will review your spending patterns. |
| Proof of deposit | If you are paying a deposit | Savings statements showing the funds. If any part is a gift, your broker will need a gifted deposit letter. |
| Two to three years' company accounts | Limited company directors | Prepared by a qualified accountant. Lenders use these to calculate your income. |
✘ Pressure to decide immediately. A legitimate broker gives you time to review their recommendation. Urgency tactics are a warning sign.
✘ Refuses to put fee agreements in writing. All fee arrangements should be documented before any work begins. Walk away if they resist this.
✘ Pushes insurance products aggressively. Protection advice is part of the service, but it should be a discussion, not a hard sell. Be wary if they seem more interested in selling insurance than finding you a mortgage.
✘ Cannot clearly explain why they are recommending a particular product. Your broker must be able to explain the suitability of their recommendation. This is an FCA requirement under Consumer Duty.
✘ Not on the FCA register. Non negotiable. Check register.fca.org.uk before you hand over any personal information or pay any fee.
✘ Charges a large upfront fee before doing any work. Small upfront payments for specific services can be legitimate, but a large fee demanded before any advice is given should raise concerns.
Brokers are expensive middlemen.
The majority of UK mortgage brokers are fee free for the client, paid entirely by lender commission. Even those who charge a fee (typically £300 to £600) can save you far more through better rates and access to exclusive products.
You will get a better deal going directly to your bank.
Banks can only offer their own products. A whole of market broker compares across all lenders, including intermediary only deals that are not available to direct applicants. In many cases, broker sourced rates beat what the bank offers.
Fee free brokers give worse advice because they are paid by lenders.
FCA-regulated mortgage brokers are bound by the FCA's Consumer Duty rules, which require them to act in your best interest regardless of how they are paid. Commission levels are broadly similar across lenders, so the incentive to favour one over another is usually small. Check that any broker you use appears on the FCA Register.
You only need a broker if your situation is complicated.
Even straightforward first time buyer applications benefit from broker access. Exclusive rates, proper lender matching, and having someone manage the application process from start to finish adds value regardless of complexity.
Once you choose a broker, you are locked in.
You are free to withdraw from a broker's services at any time. Check whether any fees already paid are refundable, and be aware that switching mid application may cause delays, but you are never obligated to continue.
Each source is labelled so you can tell a government rule from market practice, and both from our own view. Read our evidence standard.
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