A receipt is not automatically a tax deduction. For owner-managed businesses, understanding which limited company expenses that can be claimed are genuinely allowable can reduce the Corporation Tax bill, protect cash flow and avoid unwelcome questions later. The key test is straightforward in principle: the cost must be incurred wholly and exclusively for the purposes of the business. Applying that test to real life is where careful judgement matters.

Limited company expenses that can be claimed

Most legitimate day-to-day costs of running a limited company are deductible when they relate to business activity. The company pays the expense, records it accurately and keeps evidence showing what was bought and why it was needed.

Typical allowable costs include:

• premises costs, such as office rent, business rates, utilities, repairs and commercial insurance;
• accountancy, bookkeeping, legal and other professional fees connected with the business;
• advertising, website hosting, marketing, printing and relevant software subscriptions;
• office equipment, stationery, postage, telephone costs and internet services;
• business insurance, bank charges, payment-processing fees and interest on qualifying business borrowing.

That does not mean every cost is claimed in full. Where a director or employee uses something partly for private purposes, only the business element is normally deductible. A mobile phone used 70% for company work, for example, should be claimed on a reasonable and supportable basis. Clear records are far more valuable than trying to estimate a position after the year end.

Travel, vehicles and accommodation

Business travel is an area where small decisions can make a significant difference. Travel to meet clients, attend temporary workplaces, visit suppliers or carry out work away from the normal place of business is generally allowable. This can include rail fares, parking, taxis, accommodation and reasonable subsistence while travelling for business.

Ordinary commuting is different. Travel between home and a permanent workplace is normally personal, even if the company pays for it. The same principle applies to a director who regularly travels from home to the company office.

If you use your own car for company journeys, the company can pay approved mileage rates. For cars, the usual rate is 45p per mile for the first 10,000 business miles in a tax year and 25p thereafter. Keep a mileage log showing the date, journey, business purpose and miles travelled. It is simple administration that can prevent a claim becoming difficult to defend.

A company-owned vehicle needs more thought. The company may claim running costs and capital allowances, but private use by a director or employee can create a taxable benefit in kind. For many owner-managers, a personally owned car with mileage claimed from the company is more practical. The right route depends on mileage, vehicle type, private use and the company’s wider tax position.

Working from home and use of home costs

Many directors run part of their company from a home office. The company can reimburse certain additional household costs where there is a genuine business basis. One straightforward option is the fixed £6 per week homeworking allowance, which can usually be paid without records of the underlying costs.

Alternatively, the company may reimburse a proportion of additional costs, such as heating, electricity and business calls. This needs a fair calculation and should reflect actual business use. It is not normally appropriate to charge the company a share of mortgage interest, rent or council tax simply because a desk is used at home.

Some directors consider charging rent to their company for use of a room. This can work in limited circumstances, but it creates personal tax consequences and may affect reliefs on a future house sale if not handled correctly. It should be planned, not adopted as a standard year-end deduction.

Salary, pensions and staff costs

Salaries, employer’s National Insurance contributions and employer pension contributions are normally allowable company costs, provided the remuneration is for work carried out and is commercially justifiable. This includes pay for family members who genuinely work in the business, but the salary should match the duties performed.

Employer pension contributions can be particularly useful for directors because they may reduce Corporation Tax while building long-term retirement provision. The contribution must be paid by the company, be within the available pension limits and satisfy the wholly and exclusively test. A contribution that appears excessive compared with the director’s role or the company’s circumstances may deserve closer scrutiny.

Other staff costs can be allowable too. Training that maintains or improves skills used in the existing business is generally deductible. Training that equips someone for a wholly new trade or profession may not be. Staff welfare, uniforms and relevant protective clothing are usually acceptable, whereas ordinary clothing that could be worn outside work is rarely allowable.

Entertaining, gifts and subscriptions

These are common areas of misunderstanding. Client entertaining – including meals, drinks, event tickets and hospitality – is generally not deductible for Corporation Tax, even where it helps build a valuable commercial relationship. The company can pay for it, but it should be identified correctly in the accounts as non-deductible.

Staff entertaining is treated differently. A staff Christmas party or annual event can be tax-efficient where it is available to all employees and costs no more than £150 per attendee per tax year. The £150 is a limit, not an allowance: if the cost is £151 per head, the full amount can become taxable.

Business gifts need care. Low-value items carrying a clear advert for the company may be allowable, but gifts of food, drink, tobacco or exchangeable vouchers are usually restricted. Professional subscriptions are usually allowable where they are relevant to the employee’s work and belong to an approved body. A personal membership with little business connection is unlikely to meet the test.

Equipment, software and larger purchases

A laptop, office furniture, tools, machinery and other equipment can support the business for several years. These purchases may not be treated as ordinary expenses in the accounts, but the company can often claim tax relief through capital allowances. The Annual Investment Allowance gives many small companies full relief in the year of purchase for qualifying plant and machinery, subject to the rules and available allowance.

Software is often more straightforward. Cloud accounting packages, customer relationship management systems, design software and security tools are normally allowable where used for the business. If the subscription or licence has a mixed personal and business purpose, apportionment may be needed.

Timing matters with larger purchases. Buying equipment simply to obtain tax relief is rarely a sound commercial decision. Tax relief reduces the cost; it does not make an unnecessary purchase profitable. Consider whether the equipment improves capacity, saves time or supports planned growth before committing funds.

Costs that are often claimed incorrectly

Some payments are regularly put through limited companies but are not tax-deductible business expenses. Dividends are distributions of profit, not expenses. Corporation Tax itself and most fines or penalties are not deductible. Personal shopping, private school fees, ordinary haircuts, and the cost of everyday clothing are also not company costs just because a director has paid with the business card.

Business lunches require a realistic assessment too. A meal while working alone is usually a personal expense unless it is part of qualifying business travel. A lunch with a client may be commercially worthwhile, but it is normally entertaining rather than a deductible tax expense.

Where the company pays a director’s personal cost, it should not simply disappear into expenses. It may need to be treated as a director’s loan, salary, a benefit in kind or a dividend, depending on the facts. Leaving these transactions unresolved can create tax charges and make the accounts less useful for managing the business.

Good records make good claims easier

Keep invoices, receipts, mileage records and brief notes that explain the business purpose of less obvious costs. Digital bookkeeping makes this much easier when receipts are captured at the time of purchase rather than collected in a box at year end.

It is also worth reviewing expense categories during the year. Regular checks can identify subscriptions no longer used, missed mileage claims, unusual director transactions and costs that need a VAT or benefit-in-kind assessment. This is not just a compliance exercise. Accurate information helps you see where money is going and make more confident decisions about pricing, recruitment and investment.

Every company is different, particularly where directors work from home, use company vehicles or mix personal and business spending. A short review before the year end can turn unclear expenses into a practical plan, giving you certainty over what the company can claim and what should stay personal.

For many business owners, pension contributions are discussed only when the year-end is close and a tax bill is already in view. A better approach is to make them part of your wider financial plan. This guide to pension tax relief explains how the rules work, where the opportunities sit for employees and company directors, and why the timing of a contribution matters.

Pensions are not right for every pound of surplus cash. Money paid in is generally unavailable until the normal minimum pension age, which is due to rise from 55 to 57 in April 2028 for most people. But where retirement saving fits your goals, tax relief can make a pension one of the most efficient ways to invest for the future.

How pension tax relief works

The principle is straightforward: the government gives tax relief on qualifying pension contributions because it wants people to save for retirement. The route by which you receive that relief depends on the type of pension and who pays into it.

With a personal pension using relief at source, you normally make a contribution from taxed income and the pension provider adds basic-rate tax relief. If you pay £80, for example, the provider claims £20 from HMRC and £100 is invested in your pension.

If you are a higher-rate or additional-rate taxpayer, the provider does not usually claim all the relief due to you. You must normally claim the extra relief through your Self Assessment tax return, or ask HMRC to adjust your tax code where appropriate. This point is easily missed, particularly by people whose income has increased during the year through salary, dividends, rental income or a business profit.

Some workplace schemes use a net pay arrangement instead. In that case, pension contributions are deducted from pay before income tax is calculated, so the relief is given through payroll. The terminology can feel technical, but checking which arrangement applies is worthwhile before assuming there is a separate claim to make.

A guide to pension tax relief for business owners

For a limited company director, there are usually two broad routes: make a personal contribution or ask the company to make an employer contribution. The most suitable option depends on your earnings, profit level, remuneration mix, existing pension funding and longer-term plans.

A personal contribution can be useful where you have sufficient relevant UK earnings and want to benefit from income tax relief personally. Relevant earnings generally include salary, bonuses and self-employment profits. Dividends, rental income and investment income do not count as relevant earnings for this purpose, even though they can increase your overall tax bill.

This distinction matters for directors who take a modest salary and the balance as dividends. A personal pension contribution is normally limited to the higher of £3,600 gross or 100% of relevant UK earnings for the tax year. Paying in more than this may not attract tax relief, even if you have substantial dividend income.

Employer pension contributions can be more flexible. The company pays directly into the pension, and there is no personal earnings cap in the same way. Provided the contribution is made wholly and exclusively for the purposes of the trade and is commercially justifiable, it can usually be an allowable business expense for corporation tax purposes. It can also avoid the National Insurance costs associated with paying additional salary.

That does not mean employer contributions are automatically the answer. A company with tight working capital may need to retain cash for stock, VAT, payroll, debt repayments or planned investment. If the business is likely to be sold, restructured or closed, the timing and level of pension funding should also be considered as part of the wider plan.

Know your annual allowance before contributing

For most people, the annual allowance is currently £60,000. This is the total amount that can normally be contributed to pensions with tax relief in a tax year, including personal contributions, employer contributions and amounts paid through salary sacrifice. It is not £60,000 per pension pot or per employer.

The allowance is not a target. It is a ceiling, and exceeding it can create an annual allowance tax charge. Your pension provider may accept a contribution, but that does not mean the tax position has been checked.

Three areas need particular care.

Tapered annual allowance

Higher earners may have a reduced annual allowance. Broadly, tapering can apply where threshold income exceeds £200,000 and adjusted income exceeds £260,000. The allowance is reduced by £1 for every £2 of adjusted income above the limit, down to a minimum of £10,000.

Employer pension contributions are included when assessing adjusted income. That can catch directors with a profitable company, a large employer contribution or a one-off event such as a bonus, dividend strategy or sale-related income. Calculations should be completed before a substantial payment is made rather than reconstructed after the tax year ends.

The money purchase annual allowance

If you have flexibly accessed a defined contribution pension, you may trigger the money purchase annual allowance. This currently limits tax-relieved contributions to money purchase pensions to £10,000 a year. Simply taking a tax-free lump sum does not always trigger it, but drawing taxable flexible income usually will.

The rules are detailed, so anyone approaching retirement or considering withdrawals should take advice before restarting or increasing contributions.

Carry forward from earlier years

You may be able to use unused annual allowance from the previous three tax years. This can be particularly valuable for a director whose company has retained profits or for someone making up pension funding after a successful year.

Carry forward is not an automatic extra allowance. You must have been a member of a registered pension scheme in the relevant earlier years, use the current year’s allowance first, and calculate any tapering correctly. Personal contributions also remain subject to the relevant earnings rule, while employer contributions require their own commercial and corporation tax assessment.

Salary sacrifice: useful, but not always suitable

Salary sacrifice means agreeing to reduce salary in exchange for an employer pension contribution. It can reduce both employee and employer National Insurance, alongside pension tax efficiency. For an established company with regular payroll, it can be a practical way to make monthly retirement saving more efficient.

However, sacrificing salary may affect mortgage affordability assessments, statutory pay calculations or other benefits linked to contractual pay. It also needs to be put in place properly before the salary is earned. It is not a retrospective adjustment at the end of the year.

For owner-managed businesses, the savings must be weighed against the administrative work and the director’s need to show a particular level of income. Practical planning is better than applying a standard answer to every business.

Avoid common pension tax relief mistakes

The most expensive errors tend to come from assumptions. A higher-rate taxpayer may assume that all relief has been added by the provider. A director may pay a personal contribution based on dividend income without recognising the relevant earnings restriction. Another business owner may make a large company contribution without checking tapering, previous pension access or available cash.

Keep clear records of contributions, pension input figures and any unused annual allowance. If you complete Self Assessment, make sure personal pension contributions are entered correctly so higher-rate relief is claimed. Where a company pays into a pension, retain the paperwork showing the contribution, payment date and commercial rationale.

It is also worth remembering that tax relief is only one part of the decision. Charges, investment choices, death benefits, the age at which you may need the money and the balance between pension savings and accessible investments all deserve consideration.

Make pension planning part of the year-round conversation

The best time to review pension contributions is not the final week of March. Reviewing profitability, drawings, remuneration and pension funding during the year gives you more choice and reduces the risk of rushed decisions. For directors, it can sit naturally alongside corporation tax planning, dividend decisions and cashflow forecasting.

At RK & Co, we help clients turn financial information into practical decisions rather than treating the accounts as a backward-looking exercise. A pension contribution may reduce a tax bill, but its real value comes from supporting the life and financial security you want beyond the business.

A short review before committing funds can confirm what relief is available, what allowance remains and whether the contribution genuinely fits your personal and business plans. That clarity is often worth far more than leaving retirement planning until the deadline is already looming.

For many limited company owners, the salary vs dividends question appears straightforward: take the route that leaves you with more money personally. In practice, the right answer depends on your company profit, wider income, National Insurance position, pension plans, mortgage ambitions and the cash your business needs to keep growing.

A sensible remuneration plan should reduce unnecessary tax without putting the company under pressure or creating problems with HMRC. It also needs reviewing. Tax allowances, National Insurance thresholds and your own circumstances can change from one tax year to the next.

Salary vs dividends: the key difference

A salary is payment for work carried out as a director or employee. It is normally processed through PAYE, reported to HMRC through payroll, and may attract Income Tax and National Insurance contributions. For the company, salary and employer’s National Insurance are generally allowable business expenses, so they can reduce Corporation Tax.

A dividend is a distribution of profits to shareholders. It is not a wage and cannot simply be taken because there is money in the business bank account. Dividends can only be paid from profits available for distribution after allowing for Corporation Tax and other relevant liabilities.

That distinction matters. A company with healthy cashflow may still lack sufficient distributable profits, perhaps because of prior losses or accounting adjustments. Paying dividends without available profits can lead to an unlawful dividend, which may need to be repaid.

Why dividends have often been attractive

Dividends are not subject to National Insurance in the same way as salary. This has traditionally made a combination of a modest salary and dividends tax-efficient for many owner-managed companies.

However, dividends are paid from post-Corporation Tax profits, and shareholders may then pay dividend tax personally once their dividend allowance has been used. The tax saving is therefore not as simple as comparing a salary tax rate with a dividend tax rate. You need to consider the combined company and personal tax position.

Dividend tax rates can also be higher where dividends push you into a higher tax band. If you already receive employment income, rental income or pension income, an additional dividend may be taxed at a higher rate than expected. The personal allowance can also be reduced for individuals with adjusted net income above £100,000, creating a particularly expensive range of income.

When a salary may be the better choice

Salary is not merely the less glamorous alternative to dividends. It can provide valuable practical benefits.

A salary creates qualifying earnings for pension purposes and can help maintain entitlement to State Pension and certain contributory benefits, depending on the amount paid and your National Insurance record. It also gives lenders a regular, familiar income figure when you are applying for a mortgage or other personal borrowing. Some directors find that a consistent PAYE income makes personal financial planning much easier.

For the company, salary is normally deductible when calculating Corporation Tax. Employer’s National Insurance can reduce the benefit, but the Employment Allowance may be available to eligible companies. The rules are specific, particularly for companies with a sole director who is also the only employee paid above the relevant secondary threshold, so this should be checked rather than assumed.

Salary can also be appropriate where the company has limited distributable profits but still needs to reward a working director. Provided it is commercially justifiable and properly recorded, remuneration may be paid even where a dividend would not be lawful.

When dividends may make sense

Dividends tend to suit directors who own shares in a profitable company and do not need to extract every pound of available cash each year. They can be paid at different points in the year, provided the correct company law process is followed and profits support the payment.

This flexibility can be useful. A director may take a regular salary to cover household commitments, then declare dividends after reviewing management accounts and the company’s tax position. That approach avoids treating the company bank account as a personal account and gives you a clearer view of what the business can genuinely afford.

Dividends may also support wider family tax planning where a spouse or civil partner genuinely owns shares and has a lower level of taxable income. This needs careful planning. The shareholding must be real, dividend rights must match the shares held, and any arrangement should make commercial and legal sense. It is not a case of allocating income informally after the event.

Do not overlook the administrative rules

The tax outcome matters, but good records matter just as much. Salary requires a PAYE scheme, payroll reporting and payment of deductions to HMRC where due. Directors should ensure that payroll is run accurately and on time.

For dividends, the company should hold a board meeting or make a written decision, prepare dividend vouchers and keep board minutes. The dividend should be recorded correctly in the accounts and paid to shareholders in line with their share rights. If money has already been withdrawn, the bookkeeping needs to establish whether it was salary, a dividend, a business expense reimbursement or a director’s loan.

A director’s loan account that becomes overdrawn can have tax consequences for both the company and the director. Reclassifying drawings as dividends months later is not a reliable solution if profits were unavailable at the time or the right documentation was not prepared.

The factors that change the answer

There is no universal ‘best’ split between salary and dividends. The most appropriate approach is shaped by your company and your personal plans.

A growing business may benefit more from retaining profits to fund stock, recruit staff, replace equipment or protect cashflow than from distributing every available pound. Retained profit can create resilience, although holding surplus cash in a company for long periods may affect future tax planning, including Business Asset Disposal Relief considerations if you later sell the business.

Your pension strategy is another major factor. Employer pension contributions can often be a tax-efficient way to extract value from a company, subject to annual allowance rules and the company receiving a Corporation Tax deduction. They do not provide immediate spending money, but they can be a strong option for directors who are planning for retirement and do not need the income now.

The same applies to benefits such as private medical insurance, company cars or business expenses. Each has its own tax treatment. A remuneration plan should consider the whole package rather than focusing only on the amount labelled salary or dividend.

Finally, timing matters. A dividend taken near the end of one tax year rather than the start of the next can change when personal tax becomes payable and which allowances or tax bands apply. That may be useful, but it should be planned around cashflow, not just tax deferral.

A practical approach for company directors

Start with up-to-date management accounts. Before declaring a dividend, establish the company’s year-to-date profit, expected Corporation Tax, VAT liabilities, payroll costs, loan repayments and upcoming commitments. A business can look profitable on paper while still needing cash for suppliers or a quiet trading period.

Then consider your personal income requirements. What do you need for regular household spending? Are you applying for a mortgage? Do you have other income? Would pension contributions help you meet longer-term goals? These questions often lead to a better decision than choosing a salary figure purely because it was used last year.

It is also worth reviewing the plan before the tax year ends, rather than waiting until accounts are due. Early advice gives you more options, particularly if profits have risen, a large contract is due to complete, or you expect a change in personal circumstances.

At RK & Co, we help owner-managers turn bookkeeping and accounts information into practical decisions on tax, cashflow and growth. The aim is not simply to identify the lowest tax figure in isolation, but to agree a remuneration approach that supports both your personal finances and a stronger business.

A well-planned mix of salary, dividends and pension contributions can be valuable, but it should always be based on current figures and your wider objectives. A short review before funds leave the company can prevent costly corrections later and give you more confidence in the decisions you make.