Going Into Business as a Partnership: What South African Law Actually Requires

A handshake and a shared bank account is, legally, enough to create a partnership in South Africa — which is exactly the problem. Unlike a company, a partnership requires no formal registration to exist, and that ease of formation is precisely why so many go into one without understanding what they've actually exposed themselves to.

No Partnership Act: what this actually means

South Africa has no dedicated statute governing partnerships the way the Companies Act governs companies — an ordinary partnership is regulated by common law, built up over decades of case law rather than a single codified Act. It is not a separate legal person: the partnership itself cannot own property, sign contracts, or be sued in its own name the way a company can. Everything the partnership does is, legally, something the partners are doing collectively.

The liability exposure this creates

This is the single most consequential feature of an ordinary partnership: partners are jointly and severally liable for the partnership's debts. In practice, this means a creditor owed money by the partnership can pursue any one partner personally for the full debt, not just their proportional share — leaving that partner to seek reimbursement from the others afterward, which is a considerably weaker position than simply not being exposed to the full amount in the first place. There is no such thing as a limited liability partnership under South African law, unlike some other jurisdictions — if limited liability genuinely matters for your situation, a company structure, not a partnership, is the appropriate vehicle.

South African law does recognise variations beyond the ordinary general partnership: an anonymous (sleeping) partnership, where one partner isn't publicly known and is liable only to the other partners for their pro rata share rather than to the outside world directly, and a commanditarian partnership, where a partner is purely a financial contributor with liability restricted to their investment. These are genuine legal distinctions, but they don't change the fundamental default: an ordinary general partnership carries full joint and several liability for every partner unless a different structure is deliberately and properly established.

How partnerships are taxed

A partnership is not a taxpayer in its own right — SARS is explicit on this point: each partner is taxed individually on their own share of the partnership's profits, declared through their personal income tax return, at their own personal tax rate. There's no separate partnership-level tax return the way a company files its own ITR14; the partnership's profit simply flows through to each partner's individual tax position based on their agreed profit-sharing ratio.

New in 2026: the beneficial owner register for partnerships

SARS has introduced a Beneficial Owner Register for Partnerships (IT3(BO)) — a single annual eFiling declaration, tied to the same beneficial-ownership obligations under the 2022 anti-money-laundering amendment act that already apply to companies. A partnership must appoint a designated partnership representative, authorised to capture and submit the partnership's and partners' details to SARS annually. This is a genuine simplification compared to the previous requirement (each partner separately declaring all partner details on their own individual return) — partners now simply reference the partnership's IT3(BO) unique number when declaring partnership income on their own return, rather than re-entering everyone's details each time.

Why a written partnership agreement matters, even though nothing legally requires one

Precisely because South African law imposes so few formal requirements on a partnership, a properly drafted written partnership agreement is what actually protects partners from disputes the common-law default rules don't clearly resolve. A genuinely useful partnership agreement should cover:

• Profit and loss sharing ratios — explicitly agreed, not assumed to be automatically equal.
• Capital contributions — what each partner is putting in, and how additional contributions are handled if the business needs more capital later.
• Decision-making authority — what requires unanimous agreement versus what any partner can decide alone, avoiding the paralysis or conflict that comes from this being genuinely unclear.
• What happens if a partner wants to leave, becomes unable to continue, or dies — without this addressed in writing, the default common-law position can be considerably more disruptive to the surviving business than a properly planned exit mechanism.
• Dispute resolution — a defined process for resolving genuine disagreements between partners before they escalate into something that threatens the business itself.

A partnership without a written agreement isn't operating outside the law — it's operating entirely on the common-law default rules, which may not reflect what the partners actually intended or would have chosen if they'd sat down and worked it out in advance.

When a partnership genuinely suits a business, and when it doesn't

A partnership is easy and cheap to establish, with no statutory audit requirement and straightforward pass-through taxation — genuinely attractive for a small, trusted group starting out together with modest initial complexity. But the unlimited joint and several liability is a real, serious trade-off, and once a business carries meaningful risk, needs to raise outside capital, or the partners want a cleaner separation between personal and business exposure, a Pty Ltd company structure — already covered elsewhere in this series for the sole-proprietor comparison — is usually the more appropriate vehicle, for largely the same underlying reasons.

Sources: South African common law governing partnerships (no dedicated Partnership Act; joint and several liability as the default position for an ordinary general partnership; the distinct anonymous and commanditarian partnership variations) and SARS's published guidance on partnership taxation (each partner taxed individually on their share of profits) and the 2026 Beneficial Owner Register for Partnerships, IT3(BO) (designated partnership representative, annual submission, tied to the General Laws Anti-Money Laundering and Combating Terrorism Financing Amendment Act 22 of 2022). This is general information, not legal or tax advice — partners should have a written agreement properly drafted by an attorney, and confirm their specific IT3(BO) obligations with an accountant, rather than relying on the common-law defaults alone.

A worked example

Three friends start a business together as an informal partnership, splitting profits equally with nothing in writing, on the basis that they trust each other and don't want to complicate a simple arrangement. Eighteen months later, one partner takes on a large supplier debt on the partnership's behalf without properly consulting the other two, and the business struggles to pay it. Because the partnership has joint and several liability and no written agreement limiting individual partners' authority to bind the partnership, the supplier can pursue any one of the three partners personally for the full outstanding amount — including the two who never agreed to or even knew about the specific debt at the time it was incurred. A written agreement clearly defining which decisions require unanimous consent would not have prevented the underlying business difficulty, but it would have given the other two partners a clear internal basis to dispute how the debt was incurred, rather than facing personal liability for a decision they had no real say in.

Frequently asked

Can a partnership have more than a handful of partners? Yes, in principle, though South African common law has historically limited ordinary partnerships to a maximum of 20 partners (with specific professional partnerships like some legal and accounting firms exempted from this cap) — a business anticipating many more participants generally needs a different structure entirely.

Does a partnership need its own bank account? While not a strict legal requirement in the way it is for a registered company, a dedicated partnership bank account is strongly advisable for exactly the same bookkeeping and clarity reasons covered elsewhere in this series — mixing partnership and personal finances creates the same mess a sole proprietor risks, multiplied across multiple partners.

Can a partnership register a business name? Yes — a partnership can register and trade under a business name, though this doesn't change the underlying legal and liability position; the partners remain personally liable regardless of what name the business trades under.

What happens to a partnership if one partner dies? Under common law, a partnership generally dissolves on a partner's death unless the partnership agreement specifically provides for the business to continue with the remaining partners — exactly the kind of scenario a written agreement should address explicitly rather than leaving to the default rule.

Is a joint venture the same thing as a partnership? Not necessarily — a joint venture can be structured as a partnership, but can also be structured through a separate company or a purely contractual arrangement between the parties, depending on what the parties actually intend and how much separation from personal liability they want.