The verdict in three sentences
In 2026, invoicing properly — with a TIN, VAT at 7.5% and legal details — is what separates the freelancer who plateaus from the one who signs seven-figure NGN contracts. Large clients (banks, NGOs, structured SMEs) require a compliant invoice and refuse to pay a personal wallet. Formalising and invoicing correctly is not a burden, it is your passport to big budgets.
The compliant invoice
A professional invoice must carry precise details, or the client's finance team will reject it.
| Required element | Detail | Impact if missing |
|---|---|---|
| TIN / RC number | Legal identifiers | Non-deductible invoice |
| VAT 7.5% | Standard Nigerian rate | Possible assessment |
| Invoice number | Unique sequential | Accounting rejection |
| Date and due date | e.g. 30 days | Payment dispute |
| Line-item detail | Service by service | Client challenge |
| Payment method | Corporate bank / MoMo | Traceability |
A corporate bank or MoMo account tied to your registered business gives traceability a personal wallet cannot.
Tax: Nigeria vs Senegal/UEMOA
Obligations differ by the country where you invoice.
| Obligation | Nigeria | Senegal / UEMOA |
|---|---|---|
| VAT | 7.5% | 18% |
| Withholding tax | WHT 5-10% | Yes, per contract |
| Tax ID | TIN (FIRS) | NINEA |
| Simplified regime | Small company relief | By turnover |
| Filing | FIRS periodic | Tax office periodic |
| Pro collection | Bank / MoMo pro | Wave/OM pro |
In both zones, the withholding tax applied by large clients is an advance on your income tax — never forget it in your cash flow.
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Mini case study
Ngozi, a web freelancer in Abuja, invoiced 800,000 NGN/month with no structure. An institutional client offered 3,500,000 NGN but required an invoice with a TIN and VAT. She registered an LTD and invoiced 3,500,000 NGN + 262,500 NGN VAT. The client withheld WHT, which she reclaims as a tax credit. She landed a contract she could never have signed informally.
FAQ
Can I invoice without being registered? You can issue a receipt, but without a TIN/RC number big clients refuse to pay because the invoice is not deductible for them.
Do I charge VAT from the first client? Nigeria's VAT is 7.5%; whether you must register depends on your regime and turnover, so confirm with FIRS.
What is withholding tax? The client deducts a percentage from your payment and remits it to the tax authority; it is an advance on your income tax, not an extra tax.
Is a personal wallet enough to get paid? For small clients yes, but serious contracts need a corporate account tied to your business for traceability.
How much does compliance cost? Registration often costs under 30,000 NGN in official fees, easily recovered by a single large contract.
Let's talk about your project. We set up your invoicing, corporate payments and website as one chain. WhatsApp +221 77 596 93 33.
Mohamed Bah
Fondateur, Kolonell
Passionate about digital and entrepreneurship in Africa, Mohamed has been helping Sénégalese businesses with their digital transformation since 2020. Founder of Kolonell, he believes every SME deserves a professional and accessible online présence.
