
Whole turnover invoice finance: funding your entire sales ledger
Whole turnover invoice finance is a facility where a business assigns its entire sales ledger to a funder, which advances a…
Invoice finance costs explained: service fees, discount charges, minimum fees, audits and exit costs, plus how to compare quotes on a fair annual basis.
Invoice finance costs are made up of two main charges: a service fee, usually a percentage of the invoices you put through the facility, and a discount charge, which is interest on the money you actually draw, typically a margin over Bank of England base rate charged daily. On top of those, many facilities carry minimum fees, transaction fees and costs for leaving early. This guide explains each element so you can compare quotes properly and estimate what a facility will really cost your business. It is written for finance directors, owners and bookkeepers weighing up a facility for the first time or reviewing an existing one. Smart Funding Solutions is a broker, not a lender, and we arrange facilities from around £10,000 to £500,000+, with larger facilities available in suitable cases. For product options, see our invoice finance hub.
We do not quote rates or percentages here, because pricing varies widely by lender, turnover, sector and ledger quality, and any figure would mislead more than it helped. What does not vary much is how the charges are built, and that is what determines whether a quote that looks cheap actually is.
Almost every facility charges a service fee for running the facility and a discount charge for the money you borrow. Understanding the difference is the single most useful thing you can do when comparing offers.
The service fee pays the funder for administering the facility. With invoice factoring, it also pays for the funder running your sales ledger and chasing customers, so it is usually higher than for invoice discounting, where you keep your own credit control. It is normally expressed as a percentage of the gross value of invoices assigned, including VAT, and charged monthly as invoices are uploaded.
The key point: on a whole-ledger facility, the service fee is charged on everything you assign, whether or not you draw money against it. A business with high turnover but a small funding need can therefore pay a large service fee for relatively little borrowing.
The discount charge is the interest element. It is calculated on the amount you have drawn, day by day, usually as a margin over Bank of England base rate. When customers pay and the balance falls, the charge falls with it. When base rate moves, the charge usually moves too. You can follow base rate decisions on the Bank of England website.
Two things drive the discount charge more than the margin itself: how much you draw, and how long your customers take to pay. A ledger that pays in 35 days costs far less in discount charges than the same ledger paying in 75 days, even at an identical margin.
Beyond the two headline charges, invoice finance agreements can include a range of additional fees, and these often decide which offer is genuinely cheaper. The checklist below covers the ones to ask about.
| Charge | How it is usually structured | What drives it | Question to ask |
|---|---|---|---|
| Minimum fee | A minimum monthly or annual amount for service fees, discount charges or both | Turnover falling below the level the facility was priced on | What is the minimum, and is it reviewed if turnover changes? |
| Set-up or arrangement fee | A one-off charge at the start | Facility size and complexity | Is it payable even if the facility does not go live? |
| Survey or audit fee | Charged for the initial ledger survey and periodic audits | Number of audits each year | How often will audits happen, and what does each cost? |
| Same-day payment fee | A small fixed fee each time funds are sent by faster payment or CHAPS | How often you draw | Is there a cheaper next-day option? |
| Disapproved or refactoring fee | A fee for invoices that become ineligible, often because they pass a set age | Slow payers and disputes | At what invoice age does this apply? |
| Credit insurance premium | Extra charge for bad-debt protection, often a percentage of turnover | Customer risk and cover level | What are the customer credit limits and the excess? |
| Termination and notice costs | Charges for leaving during the minimum term or notice period, sometimes based on minimum fees for the remaining period | Leaving early | What exactly would it cost to leave at month six or month eleven? |
Some funders also charge for bank transfers, reports, additional users, credit checks on new customers or legal costs for security documents. None of these is unusual, but they add up. A good quote sets them all out in writing.
The type of facility you choose has a bigger effect on cost than small differences in headline pricing, because each type is built around a different service level and commitment.
Lenders price invoice finance on risk and workload, so anything that makes your ledger safer or easier to manage tends to reduce the cost. The main factors are:
Illustration only. The figures below are round and hypothetical, use no real lender's pricing and show only how the charges interact, not what any facility would cost.
Imagine a distributor raising £200,000 of invoices a month on 60-day terms, using a whole turnover facility with an 85% prepayment.
The lesson is that the real cost depends on your behaviour as much as the funder's pricing. Our invoice finance calculator can help you estimate how much funding your ledger could release before you request quotes.
To compare quotes fairly, convert each into an estimated annual cost using your own turnover, drawing pattern and customer payment times, rather than comparing headline percentages. Work through these steps:
Our invoice finance comparison guide covers the non-price factors, such as service, flexibility and confidentiality, that should sit alongside this cost comparison.
Invoice finance can look more expensive than a term loan when you add the fees together, but the comparison is not like for like. A term loan gives you a fixed sum and charges interest on all of it from day one. Invoice finance gives you a line that rises and falls with sales, charges interest only on what you use, and can include credit control and bad-debt protection that you would otherwise pay for separately. For a business whose funding need moves with turnover, that flexibility often makes it the better value overall. For a one-off need, such as buying equipment, a working capital loan or asset finance is often more efficient.
This guide is general information, not financial advice. Lenders set their own criteria, rates and terms, and all finance is subject to status.
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Treatment varies by charge. Service fees for factoring, where the funder provides a credit control service, generally attract VAT, while the discount charge is usually treated as an exempt finance cost. Other fees can differ. Because this affects whether you can recover the VAT, ask each funder how they treat each charge and confirm the position with your accountant.
For most trading businesses, the fees and discount charges on a facility used for the trade are treated as business expenses when calculating taxable profit. Rules on finance costs can be more detailed for larger groups or unusual structures. Your accountant can confirm how the charges should appear in your accounts and tax return.
Often, yes. Funders have room to move on service fees, minimums, audit frequency and notice periods, particularly when they are competing for a good ledger. Evidence that strengthens your case includes a broad customer spread, low disputes, clean management information and competing terms. Negotiation tends to be easiest at the start or at renewal, rather than mid-term.
The usual causes are slower customer payments raising the drawn balance, invoices ageing past the eligibility limit and attracting extra fees, frequent same-day payments, a minimum fee taking effect after turnover dipped, or base rate rising. Ask your funder for a breakdown by charge type for the last few months so you can see which element changed.
On a whole-ledger facility, usually yes. The service fee is charged on invoices assigned, and minimum fees can apply regardless of usage. You avoid the discount charge if nothing is drawn. On a selective facility, you normally pay only on invoices you choose to fund, which is why it suits occasional users.

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A short conversation is often enough to know which lenders will look at your case and how to present it. There is no obligation, and it is free to enquire.