Official Rate of Interest: HMRC Beneficial Loan Rate for 2026/27

The official rate of interest is the rate set by HMRC and used to calculate the taxable benefit on certain employment-related loans provided to employees and directors. If a loan is interest-free or charged at a rate below the HMRC official rate, the borrower may receive a taxable benefit unless an exemption applies.

For the 2026/27 tax year, the HMRC official rate of interest is currently 3.75%. HMRC has introduced quarterly reviews, meaning the rate can be increased, reduced or maintained during the tax year. Employers should therefore check the latest HMRC rate when calculating beneficial loan benefits.

Understanding the official interest rate HMRC applies is particularly important for companies providing loans to directors, shareholders and employees. Correct calculations help businesses meet their Income Tax, National Insurance and reporting obligations while avoiding unexpected tax liabilities.

What Is the Official Rate of Interest?

The official rate of interest is an HMRC-set rate used to determine the taxable value of certain employment-related benefits, including low-interest and interest-free loans.

When an employer provides a loan to an employee or director, HMRC generally compares the interest actually paid with the interest that would have been payable using the applicable official rate.

Where the loan is below the official rate, the difference can represent a taxable benefit for the employee or director.

For example:

• Loan provided: £20,000
• Interest actually charged: 0%
• HMRC official rate: 3.75%
• Indicative interest at the official rate: £750

Subject to the detailed rules and calculation method, the £750 difference may form part of the taxable benefit.

The calculation is not simply a matter of applying 3.75% to every loan for the entire tax year. The applicable rules can depend on when the loan was outstanding, repayments, the averaging method and whether the official rate changes during the year.

What Is the HMRC Official Interest Rate for Beneficial Loan 2026/27?

The HMRC official rate of interest is currently 3.75% from 6 April 2026.

HMRC’s published rates show:

For 2026/27, employers should be aware that the official rate can change during the tax year. HMRC’s current framework provides review dates of 6 April, 6 July, 6 October and 6 January. Any change is published through HMRC’s beneficial loan rate guidance.

Important: If you are calculating a taxable benefit, always check the HMRC rate applicable to the relevant period rather than relying on an old rate from a previous tax year. Employers should always verify the rate applicable to the relevant period using the latest HMRC beneficial loan rates guidance before calculating a taxable benefit.

What Is a Beneficial Loan?

A beneficial loan generally arises where an employer provides an employment-related loan to an employee or director at no interest or at a rate below the applicable HMRC official rate.

The tax rules are designed to account for the financial advantage of receiving borrowing on favourable terms.

A beneficial loan can include situations where:

• the employer provides an interest-free loan
• the employer charges interest below the HMRC official rate
• a director uses a company loan account to fund personal expenditure
• an employer provides a loan to an employee or certain connected individuals or
• a qualifying loan arrangement falls within the employment-related loan rules.

HMRC’s guidance confirms that beneficial loan rules cover loans that are interest-free or provided at a rate below the official rate.

However, not every loan creates a taxable benefit. Specific exemptions can apply.

How Are Beneficial Loan Interest Rates Calculated?

The basic principle is to compare the interest that would arise using the relevant official rate of interest with the interest actually paid by the employee or director. A simplified example can help illustrate the concept.

Example: Interest-Free Director’s Loan

Suppose a company provides its director with a £20,000 interest-free loan.

If the applicable HMRC official rate is 3.75%, the indicative annual interest at that rate would be:

£20,000 × 3.75% = £750

If the director pays no interest, the difference may be treated as a taxable benefit, subject to the detailed statutory calculation and any applicable exemptions.

If the director pays £300 of interest during the relevant period, the taxable benefit would generally be reduced by the interest actually paid.

The actual calculation can be more complicated where the balance changes during the year, so businesses should not automatically use the opening or closing loan balance as the taxable amount.

Why Does the HMRC Official Rate Matter to Directors?

Director’s loans can create additional tax and reporting considerations because directors may borrow money from their companies or have personal expenses charged to a director’s loan account.

If the relevant loan balance exceeds the applicable exemption threshold, a taxable benefit may arise when the company charges no interest or interest below the HMRC official rate.

For example, a director who regularly withdraws money from a company without treating those withdrawals as salary, dividends or legitimate expense reimbursements could build up an overdrawn director’s loan account.

The company should monitor the account carefully rather than waiting until the end of the tax year.

The £10,000 Small Loan Exemption

One important exemption applies where the combined outstanding value of certain beneficial loans to an employee does not exceed £10,000 throughout the tax year, subject to the conditions of the exemption.

Where the conditions are met, the beneficial loan charge may not apply. HMRC’s guidance confirms that certain loans with a combined outstanding value of less than £10,000 throughout the whole tax year can be exempt.

As the exemption rules can depend on the type and circumstances of the loan, understanding beneficial tax-exempt loans can help employers assess whether a tax charge may apply.

This does not mean that every director’s loan below £10,000 is automatically tax-free in every circumstance. The exemption has conditions and exceptions, so the nature of the loan and the individual’s circumstances still need to be considered.

What Happens When a Loan Exceeds £10,000?

If the relevant employment-related loans exceed £10,000, the beneficial loan rules may apply. Beneficial loans form part of the wider employment-benefit rules, so employers should also understand taxable employment benefits from April 2026 and how the updated rules may affect reporting.

The employer may need to:

1. calculate the taxable benefit
2. report the benefit to HMRC
3. provide the relevant information through payroll or P11D processes, depending on the circumstances
4. account for any employer National Insurance liability that arises and
5. ensure the employee or director understands the corresponding Income Tax position.

HMRC’s P11D guidance specifically provides for reporting interest-free and low-interest loans and directs employers to the latest official-rate guidance when calculating the benefit.

Importantly, the £10,000 threshold should not be confused with the rate itself. The threshold determines whether a particular exemption may apply the official rate of interest is then relevant to calculating the benefit where the rules apply.

Does Repaying the Loan Before the End of the Tax Year Avoid the Benefit?

Not necessarily.

The beneficial loan rules are based on the circumstances of the loan during the relevant tax year. Simply repaying a loan shortly before the year-end does not automatically mean that there was no taxable benefit.

Employers should therefore review loan balances throughout the year rather than relying on a last-minute repayment strategy.

For company directors, this is especially important where personal expenses are regularly being posted to a director’s loan account.

Official Rate of Interest vs Actual Interest Charged

The official rate is not necessarily the interest rate the company must charge on every loan.

Instead, it provides a benchmark for calculating the taxable benefit on qualifying employment-related loans.

Consider three scenarios:

The precise tax treatment depends on the circumstances and the relevant employment-benefit rules.

How Does HMRC Calculate the Benefit?

There are different methods for calculating the taxable benefit depending on the circumstances.

For a straightforward loan that remains outstanding throughout the relevant tax year, the calculation can broadly be understood as:

Average loan balance × HMRC official rate − interest actually paid

However, the statutory rules can involve more detail, particularly where:

• the loan starts or ends during the year
• repayments are made
• additional borrowing occurs
• the official rate changes during the year
• several loans exist
• the loan is denominated in a foreign currency or
• a different statutory calculation method applies.

HMRC publishes both average official rates and actual official rates, so employers should use the method applicable to their circumstances.

What If the HMRC Official Rate Changes During 2026/27?

This is particularly relevant from 2026/27 onwards.

HMRC states that the official rate can be reviewed quarterly and may be increased, decreased or maintained during the tax year.

For employers, this means that a loan continuing throughout the tax year should not necessarily be assessed using one assumed rate without checking whether HMRC has announced a change.

For example, if the official rate changes during the year, the calculation may need to reflect the applicable rate for the relevant periods.

Practical tip: Add HMRC’s beneficial loan rates page to your company’s annual tax compliance checklist and check it whenever the quarterly review dates approach.

Reporting Beneficial Loans to HMRC

Where a taxable beneficial loan arises, the employer generally has reporting responsibilities.

Depending on the circumstances, the benefit may need to be reported through:

• payroll
• form P11D or
• other applicable employer reporting arrangements.

The employer may also have National Insurance obligations.

HMRC’s guidance confirms that employers providing loans to employees have National Insurance and reporting obligations, with specific rules applying to beneficial loans.

Employers should therefore make sure that loan records are reconciled before preparing year-end benefits reporting.

Beneficial Loans and P11D

Where P11D reporting applies, the employer must include the relevant taxable benefit in the appropriate section. HMRC’s P11D guidance specifically refers employers to the beneficial loan official-rate guidance for current rates and calculation information.

A business should maintain supporting records showing:

• original loan amount
• date the loan was made
• opening and closing balances
• repayments
• additional advances
• interest charged
• interest paid
• applicable official rate
• calculation of the taxable benefit and
• any exemption relied upon.

Maintaining clear supporting evidence is essential, so businesses should also follow practical tips for documenting loans properly and avoiding HMRC penalties. Good records make it considerably easier to explain the calculation if HMRC queries the benefit. 

Director’s Loan Accounts and the Official Rate

The director’s loan account (DLA) is particularly important when considering beneficial loan rules. A director’s loan account records transactions between the company and its director or shareholder.

For example, the account may record:

• money the director takes from the company
• personal expenses paid by the company
• money the director puts into the company
• expenses the company reimburses
• salary or dividends credited to the director and
• repayments of amounts previously borrowed.

If the director owes the company money, the account can become overdrawn.

Where an overdrawn DLA represents an employment-related loan, the beneficial loan rules may need to be considered alongside the separate Corporation Tax rules that can apply to loans to participators.

Where the person receiving funds is also a shareholder, it can be useful to understand the difference between directors’ loans and shareholder loans and how the two arrangements may be treated.

Official Rate of Interest and Section 455 Tax

For owner-managed companies, a director’s loan can potentially trigger more than one tax issue.

If a close company makes a loan to a participator, the company may have a Section 455 Corporation Tax charge where the statutory conditions are met and the loan remains outstanding beyond the relevant deadline.

This is separate from the beneficial loan benefit calculation.

In other words:

Beneficial loan rules can affect the director’s or employee’s Income Tax position.

Section 455 rules can affect the company’s Corporation Tax position.

A director can therefore face a beneficial loan issue even where the company is separately considering Section 455.

Because the two regimes operate differently, professional advice is sensible when a director’s loan account becomes significant.

When Is a Director’s Loan Exempt?

Not all employment-related loans result in a taxable benefit.

Depending on the circumstances, exemptions can apply to certain:

• small loans
• loans made at or above the relevant official rate
• qualifying loans
• loans made under certain terms available to the general public and
• other arrangements covered by specific statutory exemptions.

HMRC’s guidance provides a number of exemptions, including the £10,000 small-loan exemption and certain loans made for a fixed period and at a fixed rate equal to or above the official rate when the loan was taken out.

Because exemptions have specific conditions, businesses should not assume that a loan is exempt simply because it is described as a “director’s loan”. If you are unsure whether a particular arrangement qualifies for relief, our guide to beneficial loans that are exempt explains the main exemptions and conditions to consider.

What Is the Difference Between the Official Rate and the Bank of England Base Rate?

The HMRC official rate of interest and the Bank of England base rate are not the same thing.

The Bank of England base rate is a monetary policy rate that influences borrowing and saving rates across the economy.

The HMRC official rate is a tax rate used for calculating certain taxable employment benefits.

Therefore, a change in the Bank of England base rate does not automatically mean that the HMRC official rate changes by the same amount.

For tax reporting purposes, businesses should use the official rate published by HMRC rather than substituting a commercial lending rate or the Bank of England base rate.

Common Mistakes Employers Make

1. Using an old HMRC rate

Tax rates can change. Using the rate from a previous tax year can produce an incorrect benefit calculation.

2. Assuming every interest-free loan is taxable

Certain exemptions exist, including the small-loan exemption where its conditions are satisfied.

3. Assuming every loan below £10,000 is automatically exempt

The exemption applies subject to specific conditions. The type of loan and relevant circumstances must still be checked.

4. Ignoring changes in the loan balance

Using the original loan amount when the balance has changed throughout the year can result in an inaccurate calculation.

5. Forgetting director’s personal expenses

Personal expenses paid by the company can create or increase a director’s loan balance and should be recorded correctly.

6. Treating the official rate as the required commercial interest rate

The HMRC official rate is primarily a tax benchmark for the beneficial loan rules. It is not simply a universal commercial lending rate.

7. Waiting until year-end

Loan balances and interest should be monitored throughout the year. This is particularly important for directors who make frequent withdrawals.

Practical Checklist for Employers

Before finalising the tax treatment of an employee or director loan, check:

• What was the original loan amount?
• When was the loan made?
• Was the loan outstanding throughout the tax year?
• What was the balance during the year?
• How much interest was actually paid?
• What was the applicable HMRC official rate?
• Did the official rate change during the year?
• Does the £10,000 exemption apply?
• Does another statutory exemption apply?
• Is the loan connected with a director’s loan account?
• Does Section 455 need to be considered separately?
• Does a taxable benefit need to be reported?
• Is P11D or payroll reporting required?
• Is employer National Insurance due?
• Are supporting calculations and records retained?

Worked Example: Interest-Free Employee Loan

An employer provides an employee with a £15,000 interest-free loan during 2026/27.

Assuming the relevant official rate is 3.75% for the period being calculated:

£15,000 × 3.75% = £562.50

The £562.50 represents a simplified annual interest comparison.

The actual taxable benefit may differ depending on when the loan was made, changes in the balance, repayments and the statutory calculation method.

Because the loan exceeds £10,000, the small-loan exemption would not ordinarily remove the benefit on the basis of the £10,000 threshold alone.

Worked Example: Director Pays Some Interest

A company lends its director £25,000.

The company charges the director 1% interest, while the applicable HMRC official rate is 3.75%.

A simplified illustration of the annual difference is:

£25,000 × 3.75% = £937.50

Actual interest charged at 1%:

£25,000 × 1% = £250

Simplified difference:

£937.50 − £250 = £687.50

The £687.50 is an illustration of the potential taxable benefit before considering the detailed statutory calculation, timing and other relevant factors.

This demonstrates why the beneficial loan interest rate matters even when the company charges some interest.

Why Businesses Should Review Loans Regularly

Loan arrangements can change throughout the year.

A director might:

• borrow additional funds
• make a partial repayment
• pay interest
• settle personal expenses through the company
• repay the loan from a dividend or salary or
• lend money back to the company.

Each transaction can affect the director’s loan account and potentially the associated tax treatment.

Regular reconciliation gives the company a clearer picture of its exposure and helps ensure that the correct information is available for payroll, P11D and Corporation Tax reporting.

Keep Your Beneficial Loan Reporting Accurate

The official rate of interest is an important part of the tax treatment of employment-related loans. For 2026/27, the current HMRC rate is 3.75%, but employers need to remain alert to possible quarterly changes.

For companies providing loans to directors or employees, the correct approach is to keep accurate loan records, monitor balances, calculate benefits using the applicable HMRC rules and complete the necessary reporting on time.

Director’s loan accounts can also create separate Corporation Tax considerations, so it is important to consider the full tax position rather than looking at the interest rate in isolation.

CASE STUDY: Helping a Wimbledon Director Manage a Beneficial Loan Tax Calculation

A company director based in Wimbledon had received several advances from their limited company during the 2026/27 tax year. The transactions had been recorded through the Director’s Loan Account, but the balance had changed frequently as the director made repayments and used the company account for some personal expenses.

As the company prepared its benefits reporting, it became clear that the loan had exceeded the £10,000 small-loan exemption threshold during the tax year. The company needed to determine whether a taxable beneficial loan benefit applied and which HMRC official rate of interest should be used for the relevant periods.

Cigma Accounting reviewed the Director’s Loan Account, including the dates of advances, repayments, balances and interest actually paid. The review considered the applicable HMRC official rate of interest for 2026/27, the £10,000 exemption and the appropriate beneficial-loan calculation method.

The company was also advised that the beneficial loan rules were separate from any potential Section 455 Corporation Tax charge that could arise from an overdrawn director’s loan. This ensured both the director’s personal tax position and the company’s reporting obligations were considered.

With the DLA reconciled and the benefit calculation supported by clear records, the company could proceed with its reporting more confidently and establish a better process for monitoring director loans throughout the year.