Most business owners know e-signatures are legal. The hesitation usually starts with one specific document on one specific Tuesday: "is this contract really fine to sign online, or am I creating a problem for myself?"
The honest answer for almost everything you sign in a normal business week is yes. The exceptions are short, predictable, and worth knowing by name.
Safe to e-sign
The everyday list. South African and international businesses sign these online all day:
- ✓Sales agreements, service contracts and SOWs
- ✓Proposals, quotations and estimates
- ✓NDAs and confidentiality agreements
- ✓Engagement letters
- ✓Invoices and payment authorisations
- ✓Purchase orders and supplier agreements
- ✓Offer letters, employment contracts and policy acknowledgements
- ✓Internal approvals, consent forms and authorisation letters
South Africa's Electronic Communications and Transactions Act covers the lot. The US (ESIGN/UETA), EU (eIDAS) and UK (Electronic Communications Act) all do the same.
Grey area: usually fine, but check
A few documents land in the middle. They're often accepted electronically, but the answer depends on who has to receive them.
Powers of attorney
Mortgages and loan agreements
Insurance applications and claims
Still needs ink
Some documents will simply be rejected if you try to sign them electronically. It's not a vague legal risk; the registrar or court won't accept the file.
- ✓Title deeds, bonds and other property transfers
- ✓Court filings, affidavits and sworn statements
- ✓Wills and most estate documents (a wet signature with witnesses is required under the South African Wills Act)
- ✓Specific government forms that demand an original signature or witness
- ✓A handful of regulated financial disclosures (e.g. certain SEC filings in the US)
How this looks by industry
Accounting
For accounting firms, engagement letters, invoices, client authorisations and tax-filing checklists are all comfortably digital. Tax powers of attorney and anything that needs a commissioner of oaths don't belong in this bucket.
Real estate
Real estate teams sign lease offers, rental agreements, mandates and purchase offers electronically every day. Transfer documents, bonds and notarial conveyancing go through a conveyancer with ink.
Professional services and consulting
Consultancies and agencies can sign service agreements, NDAs, proposals and retainer letters online without thinking twice. Watch out for client instructions in regulated work (financial advice, legal undertakings) where compliance may still want a wet signature.
HR and people ops
For HR teams, the entire onboarding pack runs digitally: offer letter, employment contract, IP assignment, policy acknowledgements. The only common exception is documents that have to be witnessed in person under specific employment regulations.
The five-second test
If you're unsure on a specific document, run it through this:
- ✓Is it a standard commercial contract, invoice, proposal or HR form? Yes → e-sign.
- ✓Does it need a notary, commissioner of oaths, court filing or statutory witness? Yes → ink.
- ✓Is it a property transfer or a will? Yes → ink.
- ✓Will the counterparty (bank, registrar, regulator) accept an electronic copy? If you can't confirm, ask first.
That's the whole map. Most of what your team signs in a week falls in the first row. The few that don't are easy to spot.
NomaSign handles every document on the "safe" list, with full audit trails, identity evidence and storage in your own OneDrive or Google Drive. See pricing.