When Is a Vietnam Company Legally Ready to Trade?

A Vietnam company is legally ready to trade when it exists, its proposed transaction falls within its lawful business and investment scope, every activity-specific condition has been satisfied, and the company can issue, receive, record and settle that transaction through compliant tax, invoice and banking systems. The date on the Enterprise Registration Certificate is important, but it is not a universal permission to start every business activity.

Readiness is transaction-specific. A company may be able to sign an office lease and buy equipment while it is not yet permitted to provide a conditional service to customers. It may be able to negotiate a contract while lacking the licence, site approval or electronic-invoice capability needed to perform and bill under that contract. The reliable question is not “Has the company been registered?” but “Can this company lawfully complete this particular transaction today?”

Key takeaways

• Company existence, activity permission and operational capability are separate gates.
• The first customer transaction—not a generic checklist—defines which approvals matter.
• Foreign investment conditions and sector licences can remain outstanding after an ERC is issued.
• Completion should be proved with documents, system access and a controlled first-transaction test.

The three readiness gates

The gates are cumulative. An ERC can satisfy the existence gate while a retail outlet still awaits fire-safety, food-safety or location approvals. A consulting company may have no special operating licence but still need its account, e-invoice process and signatory controls ready before it can receive and document revenue. The 2025 Law on Investment also changed the sequencing available to some foreign investors from March 1, 2026; do not assume every foreign-owned company follows an older IRC-first formula.

Gate 1: reconcile the issued company record

Read the issued documents against the intended operating model before distributing them to banks, customers and regulators. Verify the Vietnamese and foreign-language rendering of the name, enterprise code, address, charter capital, owners, legal representative and business lines. For a foreign-invested structure, reconcile the company record with the investment project, investor identity, contributed capital, project capital, location and schedule. A mismatch is not merely cosmetic: it can cause a bank, licensing authority or counterparty to question which record controls.

Also complete the company's internal constitution. Adopt the required owner, members' council, shareholders' or board decisions; make the appointments contemplated by the charter; identify the person who holds company records; and establish authority for contracts, bank mandates and tax access. If the legal representative resides outside Vietnam or the company relies on more than one representative, test how notices, signatures and absence will be handled in practice. An issued ERC does not create a usable delegation matrix.

Gate 2: prove that the activity—not just the entity—is permitted

Start with market access for the actual investor. Foreign ownership may be unrestricted for one activity, capped or conditioned for another, or dependent on an international commitment, licence or approval. Then examine the operating layer: a distribution business may need product-specific or retail permissions; education, travel, logistics, recruitment, healthcare, fintech, telecommunications, food and manufacturing can each add regulators, technical conditions or responsible-professional requirements. Registering a broad business line does not prove that every regulated condition within that line has been met.

Premises must support the activity as well. Confirm that the lease permits the intended use, the lessor can provide the evidence required for licensing, the location is consistent across the investment and enterprise records, and the site can meet construction, environmental, fire-safety, signage or operational conditions that apply. A virtual or serviced address may be suitable for some office-based companies but inadequate for a licensed retail, warehouse, manufacturing or customer-facing operation. Decide suitability before registration wherever possible because moving the registered project later can create several amendment workstreams.

Gate 3: make the transaction reproducible

Operational readiness means the same lawful result can be produced tomorrow by following a documented process. The sales contract should identify the correct Vietnam entity and authorised signer. The invoice data should match the registration and tax record. The receiving account should belong to the entity and be appropriate for that receipt. The accounting team should know which evidence supports revenue recognition, indirect tax, withholding and any related-party entry. The person releasing a payment should have authority and controlled digital credentials.

Run a desk test before the first sale: populate a draft contract, prepare a sample invoice without issuing it, map the expected bank entry, identify the ledger accounts and list the supporting documents. Then run a live low-risk transaction when lawful. Reconcile the contract, invoice, payment and accounting record and record any exception. This exposes broken master data, missing authority and incompatible bank or invoice settings without putting a major customer transaction at risk.

Apply the first-transaction test

Write down the first real transaction in one sentence: “The Vietnam company will sell this product or service, from this location, to this type of customer, under this contract, issue this invoice and receive money in this account.” Each phrase creates a verification question. If the company will import inventory, add customs and product requirements. If it will employ people to deliver the service, add labour, payroll and foreign-worker checks. If it will process personal data or operate through a regulated digital channel, add the relevant compliance workstream.

Next, distinguish signing from performance. A carefully drafted contract can make effectiveness conditional on a licence, account or internal approval. It cannot erase a statutory prohibition or authorise the company to perform early. State which party bears costs if the condition is delayed and prohibit customer prepayment where the company cannot lawfully accept or document it.

Finally, identify the first irreversible act. Advertising may be lower risk than taking a deposit; ordering equipment may be lower risk than importing regulated goods; recruiting may be lower risk than putting the worker on payroll. Schedule the go-live decision before that act, not after a customer deadline forces an improvised answer.

Evidence for each workstream

Evidence should be effective, not merely submitted. A licence application receipt is not the licence unless the governing rule gives it that effect. A bank-account application is not a usable account. An e-invoice vendor contract is not proof that invoice issuance has been configured and accepted. Vietnam's current electronic-invoice framework includes Decree 254/2026, effective July 1, 2026, so tax and invoice procedures should be checked against the rules in force on the launch date.

Capital readiness is more than a bank balance

Confirm the amount, contributor, currency, account route, transfer purpose and deadline before money moves. For foreign investment, align the payment with the applicable investment and foreign-exchange framework and retain both sender and recipient evidence. The operating budget should distinguish charter contribution from shareholder or related-party lending and customer prepayments. A company can appear well funded while its capital was transmitted through a route that does not support the intended legal character.

After receipt, reconcile the bank credit to the capital records and accounting ledger. Update member or shareholder evidence where required and monitor contribution milestones rather than waiting for the annual audit. If the planned amount, investor or schedule changes, assess amendments before the existing deadline passes. Cash availability and formal capital compliance answer different questions; the readiness sign-off needs both.

Tax and invoice readiness begin before revenue

Set up secure tax-system access, determine the filing calendar, appoint the accounting owner and decide how source records will be captured. Map likely corporate income tax, value-added tax, withholding, payroll and other reporting triggers to the actual business model. “No revenue” does not necessarily mean “no filing,” and a first cross-border payment can create a compliance event before the first customer invoice.

Configure electronic invoices using the exact registered data and the invoice type appropriate to the transaction. Control who can create, approve, sign, cancel, replace or adjust an invoice. Agree a correction workflow with the accountant before errors occur. If cash-register-generated e-invoices or another sector-specific method may apply, obtain a current determination rather than copying the setup of an unrelated company. The technical ability to click “issue” must sit behind a legally and operationally approved process.

What partial readiness may allow

A registered company can usually undertake preparatory acts that fall within its lawful capacity: enter a suitable lease, procure equipment, appoint officers, establish internal policies, recruit conditionally and negotiate customer terms. Whether it can sign a binding customer agreement depends on the activity, the contract wording and any rule restricting even the offer or commitment of the regulated service.

Use a red, amber and green register. Red means the activity cannot start; amber means preparatory action is allowed subject to a named condition; green means the owner has verified the completion evidence. Every amber item should have an owner, dependency and stop point. “In progress” without a defined prohibited act is not a control.

Control customer commitments during the amber period

Commercial teams need an approved explanation of what may be promised. A letter of intent, proposal or conditional agreement should identify the outstanding approval, state that performance and invoicing will not begin until it is satisfied, allocate cancellation costs and avoid representing the company as already licensed. The wording must reflect the governing sector rules; a contractual condition cannot cure an activity that the company is prohibited even from offering.

Treat deposits carefully. Before accepting one, determine whether the company may solicit the transaction, whether the money is revenue, refundable security or another liability, which account can receive it, whether an invoice or receipt is required and what happens if approval never arrives. If those questions are unanswered, postponing collection is usually easier to control than returning money received through an unsuitable route.

For a coordinated Vietnam registration-to-trading readiness plan , scope the post-registration work before filing the company application. Activity wording, capital, address and legal-representative choices can determine what must be repaired later.

Mistakes and recovery

The company invoices before its system is ready. Pause further issuance, preserve the transaction record and obtain tax guidance on the correct invoice timing and correction method. Do not invent dates or issue a duplicate document merely to make the files look complete.

A sales team starts a conditional activity after seeing the ERC. Stop performance and new marketing claims, identify the missing permission and assess whether existing contracts require suspension, amendment, refund or regulator communication.

Capital or banking is treated as administration. If funds entered through an incorrect route or the contribution deadline is at risk, involve the bank, accountant and legal adviser promptly. Keep the original remittance evidence and document any reversal or correction; informal bookkeeping labels do not change the actual flow.

The go-live sign-off

Assign one accountable person to assemble the evidence and one suitably qualified reviewer to challenge it. The sign-off should name the transaction tested, the legal entity, customer type, product or service, location, contract form, invoice route, receiving account, applicable licence and person authorised to approve the deal. Record outstanding conditions rather than converting assumptions into “not applicable.”

A defensible “ready” decision

The decision is complete when each applicable gate has an owner, current evidence and a tested operating control; exceptions are documented with a lawful basis; and the team knows which change in activity, ownership, site, product or transaction flow will trigger a new review.

Turn registration into an executable launch

Review the first transaction, dependencies and proof of completion before customers, funds or regulated activity create an irreversible problem.

Plan your company launch

Official references used

Government overview of the business registration framework

Official English translation of the 2025 Law on Investment

Decree 296/2026 amending the business registration rules

Decree 254/2026 on electronic invoices and electronic documents