This lesson walks the VAT registration application as it is made through TaRMS — the addition of the VAT revenue head to an existing taxpayer's profile via the Self-Service Portal (https://mytaxselfservice.zimra.co.zw). The governing law is Part IV of the VAT Act [Chapter 23:12], and the centre of gravity is Section 23: a person carrying on trade becomes liable to be registered when taxable supplies in the trailing 12 months have exceeded US$25,000 (or its Zimbabwe-dollar equivalent, or the prescribed amount) — the retrospective test in Section 23(1)(a) — or when at the start of any month there are reasonable grounds for believing the next 12 months' taxable supplies will exceed that amount — the forward test in Section 23(1)(b). The threshold has moved repeatedly (increased by Finance Act 10/2020 w.e.f. 31 December 2020 and Finance Act 7/2021 w.e.f. 31 December 2021, decreased by Finance Act 8/2022 w.e.f. 24 October 2022, and substituted by Finance Act 13/2023 w.e.f. 1 January 2024 to the current US$25,000), so the figure must always be checked against the current Finance Act.

Liability triggers a deadline: Section 23(2) requires application to the Commissioner no later than 30 days after becoming liable, in the prescribed form with the particulars and documentation the Commissioner requires — and the proviso contains the trap this lesson hammers: an applicant who has not provided all required particulars and documentation is deemed not to have applied at all. A non-resident is deemed not to have applied until it has appointed a representative registered operator (Section 47(1)(f)) and opened a Zimbabwean bank account for the trade, furnishing the Commissioner with particulars of both. Voluntary registration below the threshold is available under Section 23(3), but Section 23(7) lets the Commissioner refuse it on stated grounds (no fixed place of abode or business; no proper accounting records; no bank account; previous registration with unperformed duties). The effective date follows Section 23(4): for applicants, the date the Commissioner determines; for those who failed to apply, the date the person first became liable — backdating that converts every intervening sale into a VAT-inclusive supply on which output tax is owed, typically unrecoverable from customers.

Procedurally in the SSP, VAT registration rides on the machinery of the previous lesson (tarmsprofile): the taxpayer must already exist with a TIN; the VAT head is then added by a revenue-head application from the Taxpayer Information module, tracked on the Applications page, with unfinished work in Drafts (and a draft, as ever, discharges nothing — the 30-day clock runs). Approval slots the taxpayer into a tax-period category under Section 27 (Category C — monthly — being the one-month default for larger operators; A/B alternate two-month cycles; D by application), after which the VAT 7 return obligations begin (covered later in tarmsreturnsubmission and tarmsvatworkflow), along with fiscalisation expectations (tarmsinvoices). Unusually for a TaRMS topic, there is real case law: Afritrade International Ltd v ZIMRA (21-SC-003) and S.T (Pvt) Ltd v ZIMRA (16-HH-696) on liability and the registration tests, Ice Class Properties (19-HH-028) and GTO Association (19-HH-464) on effective dates and backdating — all annotated against Section 23 in the source Act.

The previous lesson (tarmsprofile) established the Taxpayer Information module's application machinery — amendments and status changes submitted to ZIMRA, tracked, approved. This lesson applies that machinery to its highest-stakes routine use: registering the taxpayer for VAT.

Why high-stakes? Because VAT registration is unlike most profile events in three ways.

First, the trigger is statutory, not elective. A business does not decide to become VAT-registrable the way it decides to change its trading name. Liability arises by operation of law the moment the Section 23(1) tests are met — and from that moment a 30-day application clock runs whether or not anyone in the business noticed. The bookkeeping question "what were our taxable supplies in the last twelve months?" is therefore a standing monthly question for every growing business, not an annual reflection.

Second, the consequences of lateness are not flat penalties but tax itself. Under Section 23(4)(b), a person who was liable but did not apply is registered with effect from the date liability first arose. Every supply made between that date and discovery was, in law, made by a registered operator — output tax is due on all of it, and the customers who would have borne that VAT have long since paid and gone. The business eats the VAT out of its margin, plus penalties and interest. No other profile default in this course converts directly into a percentage of a year's turnover.

Third, registration changes the business's operating life permanently. A registered operator must charge output tax, issue fiscal tax invoices, file VAT 7 returns by category deadline, account for input tax with documentary discipline, and live inside the FDMS/fiscalisation ecosystem. The application this lesson covers is the doorway into the entire VAT compliance rhythm that later lessons (tarmsreturnsubmission, tarmsvatworkflow, tarmsinvoices) walk in full.

Position in the course: the taxpayer already exists in TaRMS — SSP user account (tarmssspregistration), TIN issued (the taxpayer-registration step, treated in tarmsfirsttimereg), profile current (tarmsprofile). VAT registration is the act of adding the VAT revenue head to that existing record. The substantive law of VAT (what is a taxable supply, rates, input tax) belongs to the VAT stream of the syllabus; here we take only what the registration decision needs.

The charge to register — Section 23(1)

Section 23(1) of the VAT Act [Chapter 23:12] provides that every person who, on or after the fixed date, carries on any trade and is not registered becomes liable to be registered:

• (a) the retrospective test — at the end of any month where the total value of taxable supplies made in the period of 12 months ending at the end of that month, in the course of carrying on business, has exceeded US$25,000 (or its equivalent in Zimbabwe dollars, or the prescribed amount); and
• (b) the forward test — at the commencement of any month where there are reasonable grounds for believing that the total value of taxable supplies in the 12 months reckoned from the start of that month will exceed that amount.

Read the two tests as a pincer. The retrospective test is mechanical — add up twelve months of taxable supplies at each month-end; the forward test is evaluative — a signed contract, a new branch, a major customer win can create "reasonable grounds" today even though historical turnover is below the line (S.T (Pvt) Ltd v ZIMRA 16-HH-696 is annotated against this limb in the source Act). A business can therefore become liable before it has ever actually crossed US$25,000 in sales.

The threshold's history (annotated in the source Act, and a model of why figures must never be quoted from memory): increased by Finance Act 10/2020 w.e.f. 31 December 2020; increased again by Section 56 of Finance Act 7/2021 w.e.f. 31 December 2021; decreased by Finance Act 8/2022 w.e.f. 24 October 2022; and substituted by Finance Act 13/2023 w.e.f. 1 January 2024 — producing the current US$25,000. Always confirm against the Finance Act in force for the period being tested.

The proviso — three escape valves and one deeming. The proviso to Section 23(1) directs that the 12-month value is not treated as exceeding (or likely to exceed) the threshold where the Commissioner is satisfied the crossing is solely a consequence of: (i) cessation of, or a substantial and permanent reduction in the size or scale of, any trade; (ii) the replacement of plant or other capital assets used in the trade; or (iii) abnormal circumstances of a temporary nature. The policy is to keep one-off, non-recurring spikes — selling the old delivery fleet, a windfall contract that will not repeat — from dragging a structurally small business into the VAT net. (Note the drafting wrinkle: the proviso as it appears in the source Act still references a legacy "zw$500 000 or the prescribed amount" figure — a relic of currency-era amendments; the operative threshold is the Section 23(1)(a) amount. .) Separately, paragraph (b) of the proviso deems a clearing agent to have charged a clearance fee of at least US$50 per bill of entry in the preceding 12 months — an anti-understatement floor for that industry.

The application duty — Section 23(2)

Section 23(2): every person who becomes liable under Section 23(1) (or under Section 52, the deemed-single-person rule for separate persons carrying on the same trade — an anti-fragmentation provision worth knowing exists) shall, not later than 30 days after becoming liable, apply to the Commissioner for registration in the prescribed form, providing the further particulars and documentation the Commissioner requires. Two deeming provisos with sharp edges:

• (a) the completeness deeming: an applicant who has not provided all particulars and documentation required "shall be deemed not to have applied for registration until he has provided all such particulars and documentation". An incomplete application is, in law, no application — the 30-day clock is not stopped by a half-filled form, and Afritrade International Ltd v ZIMRA (21-SC-003) is annotated against exactly this subsection.
• (b) the non-resident deeming: a non-resident is deemed not to have applied until it has (i) appointed a representative registered operator in Zimbabwe as contemplated by Section 47(1)(f) and furnished the Commissioner with the representative's particulars, and (ii) opened a banking account with a bank, building society or similar institution for the purposes of its Zimbabwean trade and furnished those particulars. Compare the income-tax mirror in ITA Section 25B(6)–(8) (tarmsprofile): the two regimes work in tandem to ensure a non-resident has a local anchor before it enters the system.

Voluntary registration — Section 23(3) and the refusal grounds in Section 23(7)

Section 23(3) permits any person who satisfies the Commissioner that they carry on a trade, or intend to carry on a trade from a specified date, to apply for registration even though not liable — voluntary registration, typically sought to recover input tax (a start-up in its investment phase; a supplier whose customers are registered operators demanding tax invoices). A proviso deems holders of a special mining lease commencing development in the year beginning 1 January 2020 to qualify (inserted by Act 10 of 2020 w.e.f. 1 January 2021).

The counterweight is Section 23(7): the Commissioner may refuse to register a Section 23(3) applicant who (a) has no fixed place of abode or business; (b) does not keep proper accounting records for the trade; (c) has not opened a banking account for the trade; or (d) was previously registered (under this Act or the repealed Act) and failed to perform duties under them — with written notice of refusal. These four grounds are, in effect, ZIMRA's checklist of registration-worthiness, and section C converts them into the applicant's document pack.

The effective date — Section 23(4)

Section 23(4) fixes when registration takes effect, and the two limbs carry the lesson's sharpest contrast:

• (a) where a person applied (under Section 23(2) or (3)) and the Commissioner is satisfied of eligibility: registered operator from such date as the Commissioner may determine (retrospective determinations have been litigated — Ice Class Properties (Pvt) Ltd v NMB Bank and ZIMRA 19-HH-028 is annotated here, as is Afritrade);
• (b) where a person did not apply and the Commissioner is satisfied the person was liable: registered operator from the date the person first became liable — with a proviso permitting the Commissioner, having regard to the circumstances, to set such later date as the Commissioner considers equitable (GTO Association v Commissioner-General of ZIMRA 19-HH-464; S.T (Pvt) Ltd; Afritrade; and Triangle Ltd & Hippo Valley Estates v ZIMRA & 10 ors 21-SC-082 are annotated against this limb and its proviso).

Limb (b) is the backdating engine described in section A: the defaulter is treated as having been a registered operator throughout, owing output tax on supplies it never priced for VAT. The equitable-later-date proviso is a discretion, not an entitlement — it is the basis on which professional advisers negotiate, and the moratorium precedent below shows Parliament has occasionally intervened directly.

The 2017 moratorium (Section 27 of Finance Act 2 of 2017, reproduced beneath Section 23 in the source Act for ease of reference): for 1 January to 30 June 2017, persons liable but unregistered, with turnover between US$60,000 and US$240,000 per annum, who voluntarily applied within the window, were spared penalties "including the charging of tax deemed to be payable from the date when the Commissioner deems the person to have become liable". It is spent law now, but it teaches two durable points: backdated tax is the default consequence the legislature had to suspend expressly; and voluntary disclosure is the well-trodden mitigation route (today through the VDA machinery covered by the Comprehensive Guide to the VDA01 and later lessons).

The surrounding architecture

Branch registration — Section 23(5): an association not for gain carrying on trade in branches or divisions may apply in writing for a branch/division/separate trade to be deemed a separate person, where it keeps an independent accounting system and is separately identifiable by activity or location. Valuation — Section 23(6): threshold computations use the Act's supply-valuation rules but exclude the tax itself (test against VAT-exclusive values). After registration, the operator lands in a tax-period category under Section 27: Category A (two-month periods ending January, March, May, July, September, November), Category B (two-month periods ending the alternate months), Category C (one-month periods), Category D (other periods on written application). And the maintenance and exit duties already met in tarmsprofile — Section 25 change-of-status notifications (21 days), Section 24 cancellation, Section 26 survival of liabilities — apply from day one.

C.1 The standing question: am I liable yet?

Build the monthly drill. At each month-end, compute taxable supplies (standard-rated plus zero-rated; exempt supplies are not taxable supplies) for the trailing 12 months, VAT-exclusive (Section 23(6)):

1. Trailing test: did the 12-month total exceed US$25,000? If yes — and no proviso escape (cessation/scale reduction, capital-asset replacement, abnormal temporary circumstance, each requiring the Commissioner's satisfaction, not self-assessment) — liability arose at that month-end; the 30-day clock is running.
2. Forward test: as at the start of this month, do signed contracts, orders or trading trajectory give reasonable grounds to believe the next 12 months will exceed US$25,000? If yes, liability has arisen now.
3. Either way: diarise, document the computation, and keep the workings — if ZIMRA later asserts an earlier liability date under Section 23(4)(b), the contemporaneous month-end computations are the defence.

C.2 Assembling the application pack

The Section 23(7) refusal grounds, the Section 23(2) completeness deeming, and the prescribed form's demands converge on one practical instruction: assemble everything before submitting, because an incomplete application is deemed no application. The pack, in general terms:

Component	Why required
Current taxpayer profile (TIN, particulars accurate)	The VAT head attaches to the existing record; ZIMRA processes against it (tarmsprofile)
Proof of fixed place of business	Section 23(7)(a) refusal ground
Evidence of proper accounting records	Section 23(7)(b) refusal ground
Bank account particulars for the trade	Section 23(7)(c); also the refund destination on the profile
Turnover evidence / projections	Substantiates the Section 23(1)(a) or (b) trigger and the liability date
Non-residents: representative registered operator (Section 47(1)(f)) particulars + Zimbabwean trade bank account	Section 23(2) proviso (b) — deemed no application without both
Compliance history in order	Section 23(7)(d) — prior registered-operator defaults ground refusal

C.3 The SSP procedure

In TaRMS, VAT registration is a revenue-head application on the existing taxpayer:

1. Log in and shift into the taxpayer (Taxpayer mode; confirm the active taxpayer name — tarmslogin).
2. Confirm the taxpayer profile is current first (tarmsprofile): ZIMRA processes the VAT application against the registered record, and a stale address or missing bank account invites query or refusal.
3. From Taxpayer Information, launch the registration application for the VAT revenue head; complete the form (trigger date and test relied on, turnover details, tax-period category sought, banking, attachments per C.2).
4. Submit — not Drafts-and-forget: the 30-day Section 23(2) clock stops only on a complete submission (the completeness deeming means even a submitted-but-deficient application may not count; respond to any ZIMRA requisition for further particulars immediately, because until everything demanded is in, you are deemed not to have applied).
5. Track on the Applications page; correspondence arrives via Notifications/E-Messaging.
6. On approval: note the effective date the Commissioner determined (Section 23(4)(a)) and the tax-period category assigned (Section 27). From the effective date the operator must charge output tax, issue compliant tax invoices (Section 20; fiscalisation per the FDMS regime — tarmsinvoices), and file the VAT 7 for each period (tarmsreturnsubmission); the first VAT 7's due date should be diarised the same day.

C.4 Choosing voluntarily — the Section 23(3) decision

Below the threshold, registration is a genuine election with a real trade-off:

• For: input-tax recovery (decisive for capital-intensive start-ups and zero-rated exporters, whose output tax is nil while input tax is refundable); commercial credibility with registered customers who need tax invoices; avoidance of a future scramble when growth crosses the line.
• Against: the full compliance burden (per-period VAT 7s, fiscalisation, record-keeping, exposure to penalties) lands immediately; prices to unregistered customers effectively rise by the output tax; and exit is not free — Section 24 cancellation needs the Commissioner's satisfaction, and Section 26 keeps history alive.
• Eligibility discipline: the Section 23(7) grounds mean a voluntary applicant must demonstrate substance — premises, records, bank account — and a clean prior record.

C.5 The late-discovery scenario — what backdating means in numbers

Suppose discovery in June 2025 that the retrospective test was crossed at the end of June 2024: liability arose then; application was due within 30 days; nothing was done; sales since were US$180,000, all standard-rated at 15%, priced without VAT.

Item	Computation	Amount
Supplies treated as made by a registered operator	—	US$180,000
Output tax embedded in those supplies	180,000 × 15/115	US$23,478
Recoverable from customers?	invoices issued without VAT	Realistically no

Nearly US$23,500 of output tax comes out of the trader's own margin (the tax-fraction computation 15/115 reflecting that the prices charged are now treated as VAT-inclusive), before penalties and interest, and before the argument about whether input tax for the period can be substantiated with compliant tax invoices. Against that, the cost of timely compliance was a monthly turnover computation and one SSP application. The Section 23(4)(b) proviso (equitable later date) and the voluntary-disclosure route are the mitigation levers — both discretionary, both immeasurably stronger when the taxpayer self-reports with clean workings than when ZIMRA finds the breach in an audit (tarmsaudit).

D.1 The growing sole trader — Chipo's tuckshop-to-wholesale arc

Chipo trades groceries in Mbare. Monthly sales grew from US$1,200 (January 2024) to US$3,400 (December 2024). Her trailing-12-month total first exceeded US$25,000 at the end of October 2024 (her cumulative computation: US$25,900). Liability arose then; her application was due by the end of November 2024 (30 days). Because she ran the C.1 monthly drill, she applied in early November via the SSP with her bank letter, lease and sales summaries attached; the Commissioner registered her effective from a determined date under Section 23(4)(a) and placed her in Category C (monthly periods). Her first VAT 7 deadline went straight into her compliance diary (the 25th — tarmsintroduction).

The counterfactual is C.5 with her numbers: eight months of undiscovered trading past the trigger at ~US$3,000/month ≈ US$24,000 of supplies; embedded output tax ≈ US$3,130 (24,000 × 15/115) from a business whose entire monthly profit is a fraction of that.

D.2 The SME with a spike — the proviso in action

Kuda Engineering (Pvt) Ltd, structurally a US$18,000-a-year fabricator, sells its old workshop plant for US$12,000 in March, pushing its trailing twelve months to US$28,400. Is it liable? On the face of Section 23(1)(a), yes — but the proviso applies where the Commissioner is satisfied the crossing results solely from (ii) replacement of plant or other capital assets. Kuda's correct move is not silent self-exemption: it documents the position (computation showing the spike is wholly the plant sale; evidence the plant was replaced), and engages ZIMRA for confirmation — through E-Messaging or in the application form's narrative if it applies protectively. The proviso's satisfaction is the Commissioner's, and a taxpayer who decides it unilaterally carries the risk of a Section 23(4)(b) backdating if wrong. (Note also the conceptual point: proceeds of selling capital plant are arguably not "taxable supplies … in the course of carrying on of business" at all on general principles — but the proviso exists precisely so the question need not be litigated; use it.)

Contrast the forward test: when Kuda instead signs a US$40,000 annual supply contract in May, Section 23(1)(b) liability arises at the commencement of the month with reasonable grounds — before a dollar is invoiced. The 30-day clock runs from then.

D.3 The non-resident contractor and the corporate group

Non-resident. A Zambian engineering company wins a Harare installation contract worth US$150,000. Its registration path stacks three regimes met across this course: ITA Part IIIA registration with a resident representative (Section 25B(6)–(8), tarmsprofile); VAT Section 23(2) proviso (b) — deemed not to have applied until it has appointed a representative registered operator (Section 47(1)(f)) and opened a Zimbabwean bank account and furnished both sets of particulars; and the SSP mechanics — its representative's SSP user account, taxpayer registration, then the VAT head. The sequencing lesson: the bank account and representative come first; an SSP application lodged without them is legally a nullity while the 30-day clock burns.

The group. A retail group running divisions through one association-not-for-gain structure can consider Section 23(5) separate-person registration per branch (independent accounting, separate identification) — useful where divisions' compliance profiles differ. A for-profit group fragmenting trade across entities to stay under US$25,000 each should read Section 52 (separate persons carrying on the same trade deemed a single person — the anti-splitting rule Section 23(2) expressly cross-references) and expect ZIMRA to apply it. At corporate scale the registration questions are rarely whether but when and which entities: every new subsidiary's incorporation checklist includes the VAT-liability assessment, and group tax functions run the C.1 drill entity-by-entity.

For once in the TaRMS stream, the section is not sparse — Section 23 is among the more litigated administrative provisions, and the source Act carries the annotations:

• Afritrade International Ltd v ZIMRA (21-SC-003) — annotated against Section 23(1), the Section 23(2) application duty and Section 23(4): the Supreme Court authority in the registration-liability line; encountered earlier in this syllabus (itcliablepersons, itcadministration) on the personhood/liability side. Its presence across all three subsections marks it as the first citation in any registration dispute.
• S.T (Pvt) Ltd v ZIMRA (16-HH-696) — annotated against the forward test Section 23(1)(b) and the Section 23(4)(b) backdating limb: the High Court's treatment of when "reasonable grounds for believing" future turnover will cross the threshold fixes liability, and of the consequences of not applying.
• Ice Class Properties (Pvt) Ltd v NMB Bank and ZIMRA (19-HH-028) — annotated against Section 23(4)(a) on retrospective effect of registration determinations: the effective date is the Commissioner's to determine, and it can reach backwards.
• GTO Association v Commissioner-General of ZIMRA (19-HH-464) — annotated against Section 23(4)(b): the compulsory-registration limb applied to a person who had not applied.
• Triangle Ltd & Hippo Valley Estates v ZIMRA & 10 ors (on appeal, 21-SC-082) — annotated against the Section 23(4)(b) proviso territory.

The composite principle: liability is objective and dates from the statutory trigger; registration's paperwork follows reality, not the other way round — the administrative twin of ITA Section 25D and VAT Section 26. Facts of the individual cases beyond the annotations are not restated here to avoid over-claiming from headnotes.

1. Testing turnover annually instead of monthly. Both Section 23(1) tests operate month by month; a business that checks at year-end can be up to eleven months late before it looks. Correct approach: the month-end trailing-12 computation as a standing close procedure, plus a forward-test review whenever a material contract lands.

2. Testing the wrong base. Including exempt supplies (not taxable supplies), or testing VAT-inclusive figures (Section 23(6) excludes the tax), or excluding zero-rated supplies (zero-rated supplies are taxable supplies — exporters cross the threshold like anyone else). Correct approach: taxable supplies = standard-rated + zero-rated, valued VAT-exclusive.

3. Believing a lodged form equals an application. The Section 23(2) completeness deeming means an application missing required particulars or documents is deemed never made. Correct approach: assemble the full pack (C.2) before submitting; answer requisitions same-week; keep proof of every submission.

4. Self-assessing the proviso escapes. Deciding unilaterally that a spike is "abnormal and temporary" or "capital replacement". The proviso turns on the Commissioner being satisfied. Correct approach: document and engage; apply protectively with the narrative if in doubt.

5. Non-residents sequencing backwards. Lodging the SSP application before the representative registered operator and the Zimbabwean bank account exist — a deemed non-application while the clock runs. Correct approach: representative and bank account first (Section 23(2) proviso (b)), with their particulars in hand.

6. Fragmenting trade to dodge the threshold. Splitting one business across spouses or sister entities, forgetting Section 52 deems separate persons carrying on the same trade a single person. Correct approach: assess liability on substance; use Section 23(5) only for its intended subject (associations not for gain, with genuinely independent branch accounting).

7. Treating voluntary registration as cost-free. Registering for credibility, then missing per-period VAT 7s — and discovering Section 23(7)(d) when, having deregistered, the business later needs registration. Correct approach: register voluntarily only with the compliance machinery ready; the duty load starts on the effective date.

8. Ignoring the day-one obligations after approval. Registration effective, but no fiscal invoicing, no category diary, first VAT 7 missed — converting a clean registration into an immediate compliance gap that surfaces in the ITF 263 check (tarmscertificates). Correct approach: the approval notification triggers a checklist — effective date noted, category confirmed, invoicing/fiscalisation live, first return diarised.

Work through the questions one at a time. Choose an answer and it is graded immediately, with an explanation and the provision it comes from. Your progress is saved, so you can stop and resume.

• Liability is automatic; registration is the paperwork. Section 23(1)(a) trailing test / (b) forward test against US$25,000 (FA 13/2023 w.e.f. 1 Jan 2024 — always confirm the current figure); liability dates from the statutory trigger, and the 30-day Section 23(2) clock runs from it.
• Test monthly, on the right base: taxable supplies = standard- plus zero-rated, VAT-exclusive (Section 23(6)); exempt supplies out; clearing agents floor-deemed at US$50/bill of entry.
• Incomplete = non-existent: the completeness deeming (Section 23(2) proviso (a)) and the non-resident deeming (proviso (b): representative registered operator per Section 47(1)(f) + Zimbabwean bank account first) mean only a complete application stops the clock — and a Drafts entry stops nothing.
• The proviso escapes (cessation/scale reduction; capital-asset replacement; abnormal temporary circumstances) operate on the Commissioner's satisfaction — document and engage, never self-exempt.
• Section 23(4) is the fork: applicants get a determined effective date (a); defaulters get backdating to first liability (b) — output tax at the tax fraction (15/115) out of their own margin — softened only by the equitable-later-date discretion and voluntary disclosure.
• Voluntary registration (Section 23(3)) is a real election — decisive for exporters and investment-phase businesses — gated by the Section 23(7) substance grounds (premises, records, bank account, clean history).
• Anti-avoidance flanks: Section 52 deems trade-splitters a single person; Section 23(5) branch registration is for associations not for gain with independent accounts.
• In the SSP: VAT is a revenue-head application on the existing TIN via the Taxpayer Information machinery — profile current first, full pack attached, submitted and tracked; on approval, note effective date and Section 27 category (A/B two-month, C monthly, D special) and diarise the first VAT 7 immediately.
• Real case law exists here — Afritrade 21-SC-003, S.T 16-HH-696, Ice Class 19-HH-028, GTO Association 19-HH-464, Triangle/Hippo Valley 21-SC-082 — all on the side of objective liability and consequential registration.

The two liability tests

	Section 23(1)(a) — retrospective	Section 23(1)(b) — forward
Tested when	End of each month	Commencement of each month
Window	Trailing 12 months	Next 12 months
Standard	Taxable supplies exceeded US$25,000	Reasonable grounds for believing they will exceed
Evidence	Sales records (arithmetic)	Contracts, orders, trajectory (judgment)
Escape	Proviso (i)–(iii), Commissioner satisfied	Same proviso
Clock	30 days from the month-end trigger	30 days from the month-commencement trigger

Compulsory vs voluntary registration

	Compulsory (Section 23(1)–(2))	Voluntary (Section 23(3))
Trigger	Threshold tests met	Election by person carrying on / intending trade
Deadline	30 days	None (but intended-trade date specified)
Refusal	Not applicable (liability is objective)	Section 23(7): no fixed place / no records / no bank account / prior default
Effective date	Section 23(4)(a) if applied; Section 23(4)(b) backdated if not	Section 23(4)(a) — Commissioner determines
Typical motive	Law	Input-tax recovery; credibility; export zero-rating
Risk of lateness	Embedded output tax + penalties	n/a

Decision tree — VAT registration via TaRMS

flowchart TD
 A[Month-end / new contract] --> B{Trailing 12m taxable supplies > US$25,000?}
 B -->|Yes| C{Proviso escape: cessation, capital replacement, abnormal temporary?}
 B -->|No| D{Reasonable grounds next 12m will exceed?}
 D -->|No| E{Register voluntarily? Section 23-3}
 D -->|Yes| F[LIABLE NOW - 30-day clock running]
 C -->|Possibly| G[Document; seek Commissioner's satisfaction - never self-exempt]
 C -->|No| F
 E -->|Yes: inputs/exports justify| H[Check Section 23-7 substance: premises, records, bank, history]
 E -->|No| I[Keep monthly drill running]
 G -->|Satisfied| I
 G -->|Not satisfied| F
 F --> J{Non-resident?}
 J -->|Yes| K[FIRST: representative registered operator Section 47-1-f + Zim bank account]
 J -->|No| L[Assemble full pack - completeness deeming]
 K --> L
 H --> L
 L --> M[SSP: shift to taxpayer; Taxpayer Information; VAT revenue-head application; submit]
 M --> N[Track on Applications; answer requisitions immediately]
 N --> O[Approved: note effective date + Section 27 category]
 O --> P[Day one: fiscal invoicing live; first VAT 7 diarised; profile duties Section 25 continue]

Statutes & sections

• VAT Act [Chapter 23:12] — Section 23(1) (liability tests (a) retrospective / (b) forward; US$25,000 threshold — history: FA 10/2020 w.e.f. 31 Dec 2020 ↑, FA 7/2021 Section 56 w.e.f. 31 Dec 2021 ↑, FA 8/2022 w.e.f. 24 Oct 2022 ↓, FA 13/2023 w.e.f. 1 Jan 2024 substituted; proviso escapes (i)–(iii) and clearing-agent US$50/bill deeming); Section 23(2) (30-day application; completeness deeming; non-resident deeming — representative registered operator + bank account); Section 23(3) (voluntary registration; special-mining-lease proviso, Act 10/2020); Section 23(4) (effective dates; backdating of non-applicants; equitable-later-date proviso); Section 23(5) (association branches as separate persons); Section 23(6) (tax-exclusive valuation); Section 23(7) (refusal grounds); Section 24 (cancellation; 21-day cessation notice), Section 25 (21-day change notifications), Section 26 (liabilities survive) — per tarmsprofile; Section 27 (tax-period Categories A–D); Section 47(1)(f) (representative registered operator); Section 52 (same-trade persons deemed one — anti-fragmentation).
• Finance Act 2 of 2017, Section 27 (the spent 2017 registration moratorium — reproduced beneath Section 23 in the source Act; precedent for voluntary-disclosure-linked relief).
• Income Tax Act [Chapter 23:06] — Sections 25A–25E (Part IIIA registration backbone and non-resident representative mirror — context from tarmsprofile); Section 80 (clearance-linked withholding downstream of registration compliance).

Case law (as annotated against Section 23 in the 27 May 2025 source Act)

• Afritrade International Ltd v ZIMRA 21-SC-003 — Section 23(1), (2) and (4): the leading registration-liability authority.
• S.T (Pvt) Ltd v ZIMRA 16-HH-696 — the forward test (Section 23(1)(b)) and backdating (Section 23(4)(b)).
• Ice Class Properties (Pvt) Ltd v NMB Bank and ZIMRA 19-HH-028 — retrospective effective-date determinations (Section 23(4)(a)).
• GTO Association v Commissioner-General of ZIMRA 19-HH-464 — compulsory registration of non-applicants (Section 23(4)(b)).

• Triangle Ltd & Hippo Valley Estates v ZIMRA & 10 ors 21-SC-082 — Section 23(4)(b) proviso territory (on appeal).

ZIMRA guidance

• Comprehensive Guide to the ZIMRA Self-Service Portal (ZIMRA External Guide) — Taxpayer Registration / Taxpayer Information modules (revenue-head applications; Applications/Drafts tracking); §9 Tax Return Management (the VAT 7 obligations that follow registration).
• Comprehensive Guide to the VAT 7 (ZIMRA External Guide) — the return regime entered on registration.
• ZIMRA SSP online help, https://mytaxselfservice.zimra.co.zw/help/ssp/en/default.htm — authoritative per-page reference.

DTAs / international — none cited.