| 1 | --- |
| 2 | name: brunei-tax |
| 3 | description: Use this skill whenever asked about Brunei Darussalam tax obligations. Trigger on phrases like "Brunei tax", "Brunei VAT", "Brunei GST", "corporate tax Brunei", "MOFE filing". Brunei has NO VAT/GST and NO personal income tax. This skill covers corporate income tax at 18.5% and clarifies the absence of consumption tax. MUST be loaded alongside vat-workflow-base v0.1 or later. ALWAYS read this skill before touching any Brunei tax work. |
| 4 | version: 2.0 |
| 5 | --- |
| 6 | |
| 7 | # Brunei Darussalam Tax Skill v2.0 |
| 8 | |
| 9 | ## Section 1 — Quick reference |
| 10 | |
| 11 | | Field | Value | |
| 12 | |---|---| |
| 13 | | Country | Brunei Darussalam | |
| 14 | | VAT/GST | NONE — Brunei does NOT have a VAT, GST, or any consumption tax | |
| 15 | | Personal income tax | NONE | |
| 16 | | Corporate income tax | 18.5% on chargeable income | |
| 17 | | Return form | Corporate income tax return (annual) | |
| 18 | | Filing portal | MOFE Revenue Division | |
| 19 | | Authority | Revenue Division, Ministry of Finance and Economy (MOFE) | |
| 20 | | Currency | BND (Brunei Dollar, pegged 1:1 to SGD) | |
| 21 | | Filing frequency | Annual (corporate tax only) | |
| 22 | | Deadline | Within 6 months of financial year-end | |
| 23 | | Companion skill | vat-workflow-base v0.1 or later — MUST be loaded | |
| 24 | | Validated by | Pending local practitioner validation | |
| 25 | |
| 26 | **CRITICAL: Brunei has NO consumption tax.** There is no VAT return to prepare. This skill exists to prevent misclassification and to provide the corporate tax framework. |
| 27 | |
| 28 | **Conservative defaults:** |
| 29 | |
| 30 | | Ambiguity | Default | |
| 31 | |---|---| |
| 32 | | Unknown tax obligation | No consumption tax; corporate tax only if company | |
| 33 | | Unknown withholding tax | Check if payment to non-resident triggers WHT | |
| 34 | |
| 35 | --- |
| 36 | |
| 37 | ## Section 2 — Required inputs and refusal catalogue |
| 38 | |
| 39 | ### Required inputs |
| 40 | |
| 41 | **Minimum viable** — financial statements for the year. Bank statements from: BIBD (Bank Islam Brunei Darussalam), Baiduri Bank, Standard Chartered Brunei, HSBC Brunei. |
| 42 | |
| 43 | ### Brunei-specific refusal catalogue |
| 44 | |
| 45 | **R-BN-1 — Petroleum sector.** Trigger: client in oil/gas under Petroleum Income Tax Act. Message: "Petroleum companies are taxed under a separate regime (55% + 20% on profits). Please escalate." |
| 46 | |
| 47 | **R-BN-2 — VAT/GST return request.** Trigger: user asks for VAT/GST return preparation. Message: "Brunei does NOT have a VAT/GST or any consumption tax. No consumption tax return exists. If you need corporate income tax assistance, this skill can help." |
| 48 | |
| 49 | --- |
| 50 | |
| 51 | ## Section 3 — Supplier pattern library |
| 52 | |
| 53 | ### 3.1 Brunei banks |
| 54 | |
| 55 | | Pattern | Treatment | Notes | |
| 56 | |---|---|---| |
| 57 | | BIBD, BANK ISLAM BRUNEI | Bank charges are a deductible expense | No VAT component | |
| 58 | | BAIDURI, BAIDURI BANK | Same | Same | |
| 59 | | STANDARD CHARTERED BN, HSBC BN | Same | Same | |
| 60 | | INTEREST | Interest expense — deductible if for business | No VAT | |
| 61 | |
| 62 | ### 3.2 Government (exclude from expense claims where non-deductible) |
| 63 | |
| 64 | | Pattern | Treatment | Notes | |
| 65 | |---|---|---| |
| 66 | | MOFE, REVENUE DIVISION | Tax payment — not deductible | Corporate tax | |
| 67 | | TAP, EMPLOYEE TRUST FUND | Pension — deductible | Tabung Amanah Pekerja | |
| 68 | |
| 69 | ### 3.3 Utilities |
| 70 | |
| 71 | | Pattern | Treatment | Notes | |
| 72 | |---|---|---| |
| 73 | | DES, DEPT OF ELECTRICAL SERVICES | Deductible expense | No consumption tax | |
| 74 | | DST, PROGRESIF, IMAGINE | Deductible expense | Telecoms | |
| 75 | |
| 76 | ### 3.4 SaaS and international services |
| 77 | |
| 78 | | Pattern | Treatment | Notes | |
| 79 | |---|---|---| |
| 80 | | GOOGLE, MICROSOFT, META, AWS | Deductible expense; check WHT on non-resident services | No consumption tax; WHT may apply | |
| 81 | | ZOOM, SLACK, CANVA | Same | Same | |
| 82 | |
| 83 | ### 3.5 Payroll |
| 84 | |
| 85 | | Pattern | Treatment | Notes | |
| 86 | |---|---|---| |
| 87 | | SALARY, WAGES | Deductible expense | No income tax on employees | |
| 88 | | TAP CONTRIBUTION | Deductible | Mandatory employee savings | |
| 89 | |
| 90 | --- |
| 91 | |
| 92 | ## Section 4 — Worked examples |
| 93 | |
| 94 | ### Example 1 — No consumption tax applies |
| 95 | |
| 96 | **Input line:** `05.04.2026 ; LOCAL CLIENT ; CREDIT ; Consulting fee ; BND 10,000` |
| 97 | |
| 98 | **Reasoning:** Brunei has no VAT/GST. This is revenue for corporate tax purposes. No consumption tax to charge or report. |
| 99 | |
| 100 | | Date | Counterparty | Gross | Net | Tax | Rate | Return field | Notes | |
| 101 | |---|---|---|---|---|---|---|---| |
| 102 | | 05.04.2026 | LOCAL CLIENT | +10,000 | +10,000 | 0 | N/A | Revenue | No consumption tax | |
| 103 | |
| 104 | ### Example 2 — Purchase from overseas vendor |
| 105 | |
| 106 | **Input line:** `18.04.2026 ; AWS ; DEBIT ; Cloud hosting ; BND -500` |
| 107 | |
| 108 | **Reasoning:** No VAT/GST to self-assess. Check if withholding tax applies on payment to non-resident (typically 10% on management/technical fees, 15% on royalties). |
| 109 | |
| 110 | | Date | Counterparty | Gross | Net | Tax | Rate | Return field | Notes | |
| 111 | |---|---|---|---|---|---|---|---| |
| 112 | | 18.04.2026 | AWS | -500 | -500 | 0 | N/A | Expense | Check WHT | |
| 113 | |
| 114 | --- |
| 115 | |
| 116 | ## Section 5 — Tier 1 classification rules (compressed) |
| 117 | |
| 118 | ### 5.1 No consumption tax — Brunei has no VAT, GST, sales tax, or service tax. |
| 119 | ### 5.2 Corporate income tax — 18.5% on chargeable income for companies. |
| 120 | ### 5.3 No personal income tax — Individuals not taxed on income. |
| 121 | ### 5.4 Withholding tax — 10% on management/technical fees to non-residents; 15% on royalties; other rates per treaty. |
| 122 | ### 5.5 Stamp duty — Applies to certain documents (property transfers, share transfers). |
| 123 | ### 5.6 Customs duty — Applies on imports (separate from any consumption tax, which does not exist). |
| 124 | |
| 125 | --- |
| 126 | |
| 127 | ## Section 6 — Tier 2 catalogue (compressed) |
| 128 | |
| 129 | ### 6.1 WHT on non-resident payments — Default: flag. Question: "Is this a management/technical fee or royalty to a non-resident?" |
| 130 | ### 6.2 Petroleum operations — Default: refuse (R-BN-1). |
| 131 | ### 6.3 Tax treaty benefits — Default: flag. Question: "Does Brunei have a DTA with the recipient's country?" |
| 132 | |
| 133 | --- |
| 134 | |
| 135 | ## Section 7 — Excel working paper template |
| 136 | |
| 137 | Per vat-workflow-base Section 3, adapted for corporate tax: Revenue, Deductible expenses, Non-deductible expenses, Chargeable income, Tax at 18.5%. |
| 138 | |
| 139 | --- |
| 140 | |
| 141 | ## Section 8 — Bank statement reading guide |
| 142 | |
| 143 | BIBD and Baiduri exports CSV/PDF. BND primary (pegged to SGD). Malay language descriptions common. Internal transfers: exclude. No VAT extraction needed — all amounts are gross. |
| 144 | |
| 145 | --- |
| 146 | |
| 147 | ## Section 9 — Onboarding fallback |
| 148 | |
| 149 | ### 9.1 Entity type — "Company, sole proprietor, or partnership?" (Only companies pay corporate tax.) |
| 150 | ### 9.2 Financial year — "What is your financial year-end?" |
| 151 | ### 9.3 Petroleum sector — "Are you in oil and gas?" (If yes, R-BN-1 fires.) |
| 152 | ### 9.4 Non-resident payments — "Do you pay management fees or royalties to non-residents?" |
| 153 | |
| 154 | --- |
| 155 | |
| 156 | ## Section 10 — Reference material |
| 157 | |
| 158 | ### Sources |
| 159 | 1. Income Tax Act (Chapter 35). 2. Companies Income Tax Act (Chapter 97). 3. Petroleum Income Tax Act. 4. MOFE Revenue Division guidelines. |
| 160 | |
| 161 | ### Known gaps |
| 162 | 1. Petroleum sector refused. 2. No consumption tax means most of the vat-workflow-base structure is inapplicable. |
| 163 | |
| 164 | ### Change log |
| 165 | - v2.0 (April 2026): Full rewrite to Malta v2.0 ten-section structure. Emphasis on absence of VAT/GST. |
| 166 | |
| 167 | --- |
| 168 | |
| 169 | ## Disclaimer |
| 170 | |
| 171 | This skill and its outputs are provided for informational and computational purposes only and do not constitute tax, legal, or financial advice. All outputs must be reviewed by a qualified professional before filing. |
| 172 | |
| 173 | The most up-to-date version is maintained at [openaccountants.com](https://openaccountants.com). |
| 174 |
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About
Use this skill whenever asked about Brunei Darussalam tax obligations. Trigger on phrases like "Brunei tax", "Brunei VAT", "Brunei GST", "corporate tax Brunei", "MOFE filing". Brunei has NO VAT/GST and NO personal income tax. This skill covers corporate income tax at 18.5% and clarifies the absence of consumption tax. MUST be loaded alongside vat-workflow-base v0.1 or later. ALWAYS read this skill before touching any Brunei tax work.