The Global Finance Handbook for SMEs
Our flagship 60-page guide covers accounting standards, tax calendars, payroll rules and compliance frameworks across all 7 countries Gaincents serves. One document. Everything you need to operate with confidence globally.
Resource Library
Guides, Templates & Calculators
Browse by category or search above. All resources are free — no sign-up required for most.
UK VAT Returns — Complete Guide
Everything UK businesses need to know — quarterly VAT returns, Making Tax Digital (MTD) requirements, input/output tax, and how our team handles it end-to-end.
Australia BAS Filing — Step-by-Step Walkthrough
GST, PAYG withholding and instalment — all three BAS components explained in plain English, with lodgement deadlines and common pitfalls to avoid.
Singapore GST Registration & Filing
When to register, how to file GST F5 with IRAS, what records to maintain, and what the 9% GST rate means for your pricing and invoicing.
UAE Corporate Tax 101
The UAE Corporate Tax regime introduced in 2023 — who is liable, what's exempt, qualifying free zone relief, and how to prepare your accounts for filing.
Canada GST / HST for Service Businesses
Federal GST, provincial HST and when each applies — including the Input Tax Credit (ITC) system, zero-rated vs. exempt supplies, and quarterly filing for SMEs.
Monthly Bookkeeping Checklist
A printable 32-point checklist your team can use to close each month cleanly and on time — reconciliations, accruals, payroll, tax provisions and more.
Multi-Currency Invoice Template
Ready-to-use invoice template with fields pre-configured for USD, GBP, AED, AUD, SGD, CAD and NZD — including tax line, PO reference and bank details.
12-Month Cash Flow Forecast
Spreadsheet model pre-built for service businesses — monthly inflows, outflows, VAT/GST buffer, payroll, and rolling 3-month runway view. Just plug in your numbers.
Employee Expense Report
Categorised expense report template aligned to HMRC, ATO, IRAS and CRA guidelines — mileage, subsistence, receipts and reimbursement approval flow built in.
GST / VAT Calculator — 7 Countries
Instantly calculate net, gross and tax amounts across all 7 countries we serve. Switch between "add tax" and "extract tax" modes. Rates updated for 2026.
7-Country Tax Deadline Calendar 2026–27
All key lodgement, payment and reporting deadlines for USA, UK, UAE, Australia, Singapore, Canada and New Zealand — in one printable wall calendar.
Accounting Glossary — 200 Terms
Plain-English definitions of the accounting, tax and payroll terms your bookkeeper and auditor use every day — from accruals and amortisation to zero-rated supply.
Live Calculator
GST & VAT Calculator
Enter an amount, select your country and choose whether to add tax to a net price or extract tax from a gross price.
🧮 GST / VAT Calculator — 2026 Rates
Supports all 7 countries. Switch between Add Tax and Extract Tax modes.
Compliance Calendar
Key Tax & Filing Deadlines — Q4 2026 & Q1 2027
Never miss a lodgement date. Deadlines shown are standard dates — extensions or specific year-end dates may apply.
| Country | Obligation | Deadline | Frequency | Notes |
|---|---|---|---|---|
| 🇬🇧 United Kingdom | VAT Return (Quarter ending Sep 2026) | 7 Nov 2026 | Quarterly | MTD-compliant software required |
| 🇬🇧 United Kingdom | PAYE & NIC Monthly Submission | 19 Nov 2026 | Monthly | RTI FPS due on or before payday |
| 🇦🇺 Australia | BAS — Quarter ending Sep 2026 | 28 Oct 2026 | Quarterly | GST + PAYG W + PAYG I |
| 🇦🇺 Australia | Income Tax Return (FY 2025–26) | 31 Oct 2026 | Annual | For self-preparers; agents get extension |
| 🇸🇬 Singapore | GST F5 Return (Quarter Jul–Sep 2026) | 31 Oct 2026 | Quarterly | Electronic filing via myTax Portal |
| 🇦🇪 UAE | VAT Return (Quarter ending Sep 2026) | 28 Oct 2026 | Quarterly | FTA EmaraTax portal |
| 🇦🇪 UAE | Corporate Tax Return (FY ending Sep 2026) | 30 Jun 2027 | Annual | 9 months after financial year-end |
| 🇨🇦 Canada | GST/HST Return (Quarter Jul–Sep 2026) | 31 Oct 2026 | Quarterly | CRA My Business Account |
| 🇨🇦 Canada | Corporate Tax — Balance Due (Dec 2025 YE) | 30 Jun 2026 | Annual | T2 return within 6 months of year-end |
| 🇳🇿 New Zealand | GST Return (2-monthly Sep–Oct 2026) | 28 Nov 2026 | 2-Monthly | myIR portal; 2-monthly basis for most SMEs |
| 🇺🇸 United States | Quarterly Estimated Tax (Q3 2026) | 15 Sep 2026 | Quarterly | Form 1040-ES / 1120-W |
| 🇺🇸 United States | Corporate Tax Return (Dec 2025 fiscal YE) | 15 Sep 2026 | Annual | Form 1120; 6-month extension available |
Ready to Get Started?
Let Our Experts Handle Your Books —
Across Every Jurisdiction
These guides are a starting point. When you're ready to hand the work to a specialist team, Gaincents is here — 25+ years of experience, serving 100+ clients across 7 countries.