Fluctuating income is part of the deal when you work for yourself. In the UK there are around 4.3 million self-employed people, and many of them — especially women running solo businesses or micro-enterprises — face irregular cash flow as a normal feature of working life. While you are busy chasing invoices, pitching for work and keeping clients happy, it is easy to forget that life outside your business does not stop. Big events, both welcome and unwelcome, can arrive without warning and put real pressure on your finances.

The good news is that a little preparation goes a long way. By thinking ahead and putting some simple safeguards in place, you can reduce the financial shock of life’s milestones and free yourself up to focus on what matters.

Here is a practical UK guide to preparing for life’s big events when you are self-employed.

Identify the life events on your horizon

Some life events are predictable, while others come out of the blue. Either way, it helps to think about what you might need to fund in the next few years. Common milestones include going to university, saving for a house deposit, getting married or entering a civil partnership, having a baby, changing career, supporting ageing parents, getting divorced, remarrying or planning a funeral.

Not all of these will apply to you, but mapping out the ones that do — and their likely cost — is the first step towards feeling more in control. For example, the average UK wedding now costs well into the tens of thousands, while a basic funeral can cost several thousand pounds. Even joyful events can create a significant dent in your savings if you have not planned for them.

Build a household financial plan

Cashflow planning is not just for your business accounts. Sit down — on your own or with your partner — and create a clear picture of your household income and outgoings. Include your average monthly business income, essential living costs, tax and National Insurance liabilities, and any debt repayments.

Because self-employed income can vary, it is sensible to base your plan on a conservative month rather than your best month. Review the plan at least once a quarter and update it when your circumstances change. If you do not already keep your personal and business finances separate, now is the time to start. A dedicated business account makes it far easier to see what is really available for household spending and saving.

Once you know what is left over, decide how much you can realistically afford to put aside each month and treat that saving as a non-negotiable expense.

Build a buffer fund

Savings are freedom when you work for yourself. Aim to build up an emergency fund that covers at least three to six months of essential household expenses. If your income is particularly unpredictable, or you are the main earner in your household, six months or more is a sensible target.

Keep this money in an easy-access savings account so you can reach it quickly if a client disappears, work dries up, or an unexpected bill lands. You might never need to touch it, but knowing it is there will help you make better business decisions, turn down work that is not right for you, and weather the quieter months without panic.

As the saying goes: build the roof while the sun is shining. A healthy buffer also puts you in a position to say yes to opportunities — and to life events — when you want to, rather than when your bank balance allows.

Cut costs and shop around

While you are building your buffer, it is worth reviewing every regular household expense. Look at your direct debits, subscriptions, utilities, insurance policies and mobile phone contract. Are you still using everything you pay for? Could you get a better deal elsewhere?

Do not let insurance or utility policies auto-renew without checking the market first. Comparison websites, customer reviews and recommendations from trusted friends can all help you find better value. The same applies to big one-off purchases such as weddings, home renovations or funerals. Get several quotes, ask for discounts and do not be afraid to negotiate. A few hours of research can save hundreds — or even thousands — of pounds.

Protect yourself and your business

Insurance and legal protection are especially important when you do not have an employer to fall back on. Consider what would happen if you could not work for a long period, if a key client defaulted, or if your home office was damaged.

Relevant protections for self-employed people in the UK include income protection insurance, critical illness cover, life insurance, public liability insurance and professional indemnity insurance. If you work from home, check that your home and contents insurance covers business equipment. Pet insurance, travel insurance and breakdown cover can also prevent a sudden bill from derailing your finances.

It is also worth writing a will and setting up a lasting power of attorney, so your wishes are clear and someone you trust can manage your affairs if you are unable to. These are not pleasant topics, but they are far easier to deal with in advance than in a crisis.

Do not overlook your health. While the NHS provides mental health services, including talking therapies through the NHS Talking Therapies programme, some people choose private health insurance for faster access. If you do, check carefully whether mental health support is included in the policy.

Plan for tax, benefits and time off

Self-employed people are not entitled to Statutory Sick Pay, but you may be able to claim New Style Employment and Support Allowance or Universal Credit if your income drops because of illness or disability. If you are having a baby, you may qualify for Maternity Allowance rather than Statutory Maternity Pay. Self-employed parents can also use the Tax-Free Childcare scheme and claim Child Benefit, depending on household income.

Understanding what you are entitled to before a life event happens can make a huge difference. It also helps you budget more accurately. For example, if you know you will take several months off after having a baby, you can build that loss of income into your financial plan well in advance.

Financial planning is about making your money work harder and giving yourself choices. When you are self-employed, that means planning for both your business and your personal life. Start small, review regularly, and you will be far better prepared for whatever life sends your way.