Restraint Of Trade Lawyers In Fourways

Updated: August 2, 2026
Reading Time: 14 min

Burger Huyser Attorneys handles restraint-of-trade work for Fourways-based employees and employers through its Labour Law and General Litigation practices, with files run from the Sandton branch (Block 3, 1st Floor, Northdowns Office Park, 17 Georgian Crescent East, Bryanston, 011 253 3080) and filed in the Gauteng Local Division of the High Court, Johannesburg seat. South African courts start from the position that a restraint is presumed valid unless shown to be unreasonable in the circumstances — the contest is almost always about whether the clause protects a legitimate proprietary interest (trade connections or confidential information) and whether the duration, area and scope go further than reasonably necessary under the four-step reasonableness inquiry set out in Basson v Chilwan 1993 2 SA 742 (A). The firm acts on both sides of these disputes — drafting and tightening restraints for employers, and reviewing, defending or settling them for employees about to take a competing role — and represents clients in urgent High Court interdicts at the Gauteng Local Division where a former employee has moved to a direct competitor before the position can be negotiated.

What a Restraint of Trade Actually Is

A restraint of trade is a contractual term — usually in an employment, partnership or sale-of-business agreement — under which one party agrees, after the relationship ends, not to work for a competitor, solicit clients or set up a competing business for a defined period and area. Common trigger points include senior employees with access to confidential information or personal client relationships, sale of a business where goodwill is part of the price, and partnership exits. The clause does not operate until the relationship ends, which is why many employees sign one and only think about it again when they hand in their resignation.

The South African Starting Point: Valid Until Shown Unreasonable

The leading authority is Magna Alloys & Research (SA) (Pty) Ltd v Ellis 1984 (4) SA 874 (A) — a restraint is presumed lawful and enforceable. The party challenging it (usually the former employee) bears the onus to show that it is unreasonable and contrary to public policy. The court weighs two competing values: pacta sunt servanda (agreements must be honoured) against the constitutional right to choose a trade, occupation or profession freely under section 22 of the Constitution of the Republic of South Africa, 1996. The reasonableness inquiry is the entire fight — if the clause survives it, it is enforced; if it does not, it is struck down, or partially rewritten.

The Four-Step Reasonableness Inquiry (Basson v Chilwan)

In Basson v Chilwan 1993 2 SA 742 (A), the Appellate Division (now the Supreme Court of Appeal) set out the structured approach South African courts still apply today. Each case turns on its own facts — there is no bright-line test for what duration or area is “reasonable”.

  1. Is there an interest deserving of protection after the agreement ends? The employer must point to a protectable proprietary interest, not a generalised desire to suppress competition.
  2. Is that interest being threatened or prejudiced by the other party? The employer must show a real risk, not a theoretical one.
  3. Does the protected interest, weighed qualitatively and quantitatively, outweigh the interest of the other party not to be economically inactive? The court balances the hardship of enforcement against the prejudice of non-enforcement.
  4. Does enforcing the restraint harm public interest? A restraint that sterilises a skilled worker, or removes a category of service from the market, can be set aside on public-policy grounds.

What Counts as a Protectable Interest

South African courts have repeatedly held that only two categories of interest qualify as protectable:

  • Trade connections — personal client relationships the employee built and could carry to a competitor.
  • Confidential information and trade secrets — pricing models, customer lists, source code, proprietary processes and marketing strategies that are genuinely secret and commercially valuable. In Reddy v Siemens Telecommunications (Pty) Ltd 2007 (2) SA 486 (SCA), the Supreme Court of Appeal confirmed that the risk of disclosure of confidential information can justify enforcement even without proof that information has actually been used.
  • Goodwill on sale of a business — where the buyer has paid for the goodwill and the seller agrees not to undermine the deal.

What does not qualify is just as important. General skills, experience and know-how in the public domain remain the employee’s. The employer cannot “own” an employee’s ability to do their job, per Aranda Textile Mills v Hurn & Another and Automotive Tooling Systems (Pty) Ltd v Wilkens. A restraint that attempts to capture general know-how is unreasonable on its face.

The Six Factors Courts Weigh on Reasonableness

Factor What the court asks
Nature of the interest Is there genuinely confidential information or customer goodwill at stake, or is the restraint just a fishing expedition?
Duration Is the period reasonably necessary? Six to twelve months is common for employees; two years can be excessive or justifiable depending on the role and the evidence led.
Geographical area Is the area tailored to the employer’s real market? “Within 10 km of the branch” is very different from “anywhere in South Africa or the world”.
Scope of activities Is the restraint limited to similar work in the same industry, or does it bar the employee from any work at all?
Relative bargaining power Did the employee knowingly agree, with a realistic alternative, or was the clause buried in boilerplate with no negotiation?
Public policy and hardship Does enforcing the restraint effectively deprive the person of their ability to earn a living?

Real-World Scenarios

  • Sales rep with a client portfolio, 12-month / 30 km restraint. Likely enforceable as to client solicitation; harder to enforce against unrelated work in a different field.
  • Junior admin staff, three-year nationwide restraint. Likely struck down. There is no protectable interest for that level of employee and the area and duration are disproportionate. In Carlton Hair International (Pty) Ltd v Vinciguerra [2006] ZASCA 128, the Supreme Court of Appeal set aside a 10 km restraint against a 21-year-old junior stylist with six months’ experience as contrary to public policy.
  • Selling a specialist business, three-year Western Cape restraint. Often enforced, because the buyer paid for goodwill and the seller could otherwise reopen next door.
  • Two-year nationwide restraint. Outcome now fact-specific. In Sadan and Another v Workforce Staffing (Pty) Ltd [2023] ZALAC 14, the Labour Appeal Court set aside a two-year nationwide restraint as unduly excessive and reduced enforcement to one year on the same geography. In Beedle v Slo-Jo Innovations Hub (Pty) Ltd [2023] ZALAC 17, the same court upheld a two-year nationwide restraint as justifiable on the employer’s evidence. Courts will scrutinise duration even where the geography is reasonable.

What the Service Actually Covers

Restraint-of-trade work is run through the firm’s Labour Law and General Litigation practices, in coordination between admitted attorneys in motion-court litigation and the labour-law specialist consultant. The typical engagement falls into one of four lanes:

  • For employees who already have a restraint: review of the clause against current case law, written advice on enforceability risk, drafting a defensive position where a former employer has threatened or issued an interdict, and representation in urgent High Court proceedings.
  • For employees about to take a competing role: pre-resignation advice on what the clause does and does not capture, structured steps to avoid taking protected information or client files, and a risk assessment before signing the new offer.
  • For employers drafting a new restraint: drafting or reviewing employment, partnership and sale-of-business restraints aligned to the role and the proprietary interest actually at stake, so the clause survives a court challenge rather than being struck down on first contact.
  • For employers enforcing an existing restraint: urgent High Court interdicts (filed in the Gauteng Local Division, Johannesburg seat for Fourways-based parties), interim relief pending the main action, and settlement negotiation where a narrow carve-out is more practical than a full hearing.

The Local Filing Layer: Fourways, the High Court and Where Matters Actually Land

Restraint-of-trade enforcement and defence is High Court work, not CCMA work. The CCMA may run in parallel where there is also an unfair-dismissal dispute, but the restraint itself is enforced through civil litigation in the Gauteng Local Division of the High Court, with the Johannesburg seat as the default venue for Fourways-based parties. Urgent restraint interdicts are heard in the urgent applications court at the Johannesburg High Court, typically within days of an attorney being instructed. The Sandton branch (Block 3, 1st Floor, Northdowns Office Park, 17 Georgian Crescent East, Bryanston, 011 253 3080) is the practical intake point for Fourways-based instructions; the Randburg head office at 49 First Avenue, Linden (011 888 0246) is also accessible from the broader Fourways corridor. Files are run by admitted attorneys in the General Litigation practice in coordination with the Labour Law practice, with counsel briefed as matters proceed to defended main action.

Local filing point — what Fourways-based parties need to know

For a Fourways-based employer or employee, the controlling court is the Gauteng Local Division of the High Court, Johannesburg seat (corner of Kruis and Market Streets, Johannesburg). The Pretoria seat serves the northern Gauteng regions and is not the default venue for Fourways matters. Urgent restraint interdicts are placed on the urgent roll at the Johannesburg High Court, typically within days of instruction; defended main actions proceed in the same division if the interim relief does not resolve the dispute. Parties should confirm the correct seat before issuing process — going to Pretoria by mistake costs days of lost urgency. The Sandton branch is set up to handle both the urgent interim stage and any subsequent defended proceedings through its existing motion-court practice.

What to Look for When Choosing a Restraint of Trade Lawyer

  • High Court motion-court experience. Restraint interdicts are urgent-application work; the attorney should be a regular at the Gauteng Local Division urgent court, not just a general practice litigator.
  • Dual-sided credibility. A lawyer who only acts for employees tends to overstate the case against enforcement; one who only acts for employers tends to overstate the case for enforcement. The leading firms act on both sides.
  • Knowledge of current case law. The Sadan / Beedle line on duration, and the Reddy v Siemens line on confidential-information risk, are recent enough that an attorney’s advice should reflect them.
  • Ability to settle pragmatically. Most restraint disputes narrow before a full hearing; a lawyer who reaches for trial by default loses clients value.
  • Transparent cost conversation. Fees should be quoted after the first review of the clause, not estimated loosely before engagement.

Burger Huyser’s Sandton branch handles restraint work on both sides of these disputes, run by admitted attorneys in the General Litigation practice in coordination with Labour Law specialist consultant Marius Ferreira.

Practical Considerations: Cost, Timeline, What to Bring

Stage Typical scope Indicative timing
Review and written advice Reading the clause, any variations and the surrounding facts; written opinion on enforceability and exposure. One to two weeks.
Pre-resignation advisory (employees) Mapping the new role against the clause, drafting risk notes, structuring hand-over to avoid protected information. One to two weeks before the resignation takes effect.
Urgent interdict (employer or employee) Application papers, founding affidavit, urgent roll filing at the Johannesburg High Court. Filed and heard within days of instruction.
Defended main action Pleadings, discovery, pre-trial and trial (or settlement); counsel briefed as needed. Several months from issue of summons.

Fees are quoted per file after the initial clause review at the Sandton branch. For the first consultation, bring the employment contract or restraint clause itself, any later variations or amendments, the new offer letter or competing-business plan (for employees), the list of clients or confidential information at stake (for employers), and any prior correspondence about the restraint.

Frequently Asked Questions

Is a restraint of trade enforceable in South Africa?

Yes, as a starting point. Under Magna Alloys & Research (SA) (Pty) Ltd v Ellis 1984 (4) SA 874 (A), a restraint is presumed valid and enforceable. The party challenging it (usually the employee) bears the onus to show that it is unreasonable and contrary to public policy. Reasonableness is decided case by case on the four-step inquiry in Basson v Chilwan 1993 2 SA 742 (A) and the six factors the courts apply in practice: duration, area, scope, bargaining power, protectable interest and hardship.

Can a restraint be set aside if it is too wide?

Yes. A court may refuse to enforce a restraint entirely, or — increasingly common — partially enforce it by narrowing the duration or area. Sadan and Another v Workforce Staffing (Pty) Ltd [2023] ZALAC 14 is a recent example: the Labour Appeal Court upheld a nationwide territorial restriction but cut the duration from two years to one year on the same geography. The court’s power to narrow rather than strike down entirely is itself part of why the litigation is worth taking seriously.

Does a restraint still apply if I was dismissed or retrenched?

Often, yes. The fact that employment ended badly does not automatically cancel a restraint. The core issue remains reasonableness — protectable interest, scope, duration, geography and hardship — not the manner of termination.

Where is the closest Burger Huyser branch to Fourways?

The Sandton branch at Block 3, 1st Floor, Northdowns Office Park, 17 Georgian Crescent East, Bryanston (011 253 3080) is the nearest branch to Fourways, with the Randburg head office at 49 First Avenue, Linden (011 888 0246) as a secondary option. Both run restraint-of-trade files through the firm’s Labour Law and General Litigation practices.

Can my new employer (the competitor) also be dragged into the case?

Sometimes. If the competitor is encouraging a breach, benefiting from confidential information, or refusing to structure the new role to avoid restricted work, it increases both the litigation risk and the urgency. A pre-resignation legal review is the cheapest way to manage this exposure.

How quickly can Burger Huyser act on an urgent restraint matter?

Urgent restraint interdicts are motion-court work and are filed on the urgent roll, typically within days of instruction. The Sandton branch (011 253 3080) is set up to take these instructions directly.

If you are facing a restraint-of-trade issue in the Fourways area — whether you are an employer looking to draft or enforce a restraint, or an employee about to take a competing role and needing to understand where you stand — Burger Huyser Attorneys’ Labour Law and General Litigation practices can advise and act for you. The Sandton branch at Block 3, 1st Floor, Northdowns Office Park, 17 Georgian Crescent East, Bryanston (011 253 3080) is the closest listed office to Fourways and the practical intake point for these instructions, with the Randburg head office at 49 First Avenue, Linden (011 888 0246) as an additional option. The firm acts on both sides of restraint disputes — drafting and tightening restraints for employers, and reviewing, defending or settling them for employees — and represents clients in urgent High Court interdicts at the Gauteng Local Division, Johannesburg seat. Initial consultations are booked through the Sandton branch directly; bring the employment contract or restraint clause itself, any later variations, the new offer letter (if you are an employee), or the list of clients or confidential information at stake (if you are an employer).

General Information Disclaimer: This article describes Burger Huyser Attorneys’ restraint-of-trade service offering in Fourways and the general legal position under South African contract and constitutional law, including the leading cases of Magna Alloys v Ellis, Basson v Chilwan, Reddy v Siemens and the more recent Sadan and Beedle Labour Appeal Court decisions. It is general information, not legal advice for a specific restraint — every matter turns on its own contract wording and the employee’s level and role, and parties should confirm the current position with a qualified attorney before acting.

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NEED ASSISTANCE DRAFTING OR ENFORCING A RESTRAINT OF TRADE CLAUSE CONTRACT? CONTACT OUR RESTRAINT OF TRADE LAWYERS IN FOURWAYS TODAY

If you are in the process of entering into a legally binding Restraint Of Trade agreement, it is highly advisable to seek the professional assistance of a Restraint of Trade Lawyers at Burger Huyser Attorneys. Our attorneys will ensure that an agreement is drafted to suit your specific needs, as well as ensuring that it complies with the legal formalities.

For your convenience, our service offering also includes Restraint of Trade Lawyers in Johannesburg, Restraint of Trade Lawyers in  Alberton, Restraint of Trade Lawyers in Randburg, Restraint of Trade Lawyers in Sandton, Restraint of Trade Lawyers in Roodepoort, Restraint of Trade Lawyers in Bedfordview, Restraint of Trade Lawyers in Centurion & Restraint of Trade Lawyers in  Pretoria.

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