Annexe G: Quick Reference Guides
Vue d'ensemble​
This appendix provides quick reference tools and templates for common accounting tasks in Luxembourg SMEs.
Contenu​
- Journal Entry Templates
- VAT Calculation Worksheets
- Payroll Calculation Tools
- Financial Ratio Formulas
- PCN Account Quick Reference
- Common Transaction Mappings
1. Journal Entry Templates​
Sales Transaction (with VAT)​
Cash Sale:
Debit: 530000 Cash €1,170.00
Credit: 701000 Sales Revenue €1,000.00
Credit: 430000 VAT Payable (17%) €170.00
Credit Sale:
Debit: 410000 Accounts Receivable €1,170.00
Credit: 701000 Sales Revenue €1,000.00
Credit: 430000 VAT Payable (17%) €170.00
Purchase Transaction (with VAT)​
Cash Purchase:
Debit: 602000 Purchases €1,000.00
Debit: 431000 VAT Recoverable (17%) €170.00
Credit: 530000 Cash €1,170.00
Credit Purchase:
Debit: 602000 Purchases €1,000.00
Debit: 431000 VAT Recoverable (17%) €170.00
Credit: 400000 Accounts Payable €1,170.00
Restaurant Sale (3% VAT - Dine-In)​
Debit: 512000 Bank (Cetrel) €103.00
Credit: 701000 Sales Revenue €100.00
Credit: 430000 VAT Payable (3%) €3.00
Payroll Entry​
Debit: 620000 Salaries €5,000.00
Debit: 621000 Social Charges (Emp) €1,500.00
Credit: 440000 Salaries Payable €4,000.00
Credit: 420000 Social Security €2,500.00
Depreciation Entry​
Debit: 640000 Depreciation Expense €500.00
Credit: 241000 Accum. Depreciation €500.00
VAT Settlement​
Debit: 430000 VAT Payable €1,000.00
Credit: 431000 VAT Recoverable €800.00
Credit: 510000 Bank Account €200.00
2. VAT Calculation Worksheets​
VAT Calculation Formula​
VAT Amount = Net Amount Ă— VAT Rate
Total Amount = Net Amount + VAT Amount
Net Amount = Total Amount Ă· (1 + VAT Rate)
VAT Rate Quick Reference​
| Rate | Use For |
|---|---|
| 3% | Restaurant food (dine-in), books, pharmaceuticals, food products |
| 8% | Restaurant food (takeaway), hotel accommodation, some services |
| 14% | Alcoholic beverages (restaurant), some goods |
| 17% | Most goods and services (standard rate) |
VAT Calculation Examples​
Example 1: 17% VAT
- Net Amount: €100.00
- VAT (17%): €17.00
- Total: €117.00
Example 2: 3% VAT (Restaurant)
- Net Amount: €100.00
- VAT (3%): €3.00
- Total: €103.00
Example 3: Reverse Calculation
- Total Amount: €117.00
- VAT Rate: 17%
- Net Amount: €117.00 ÷ 1.17 = €100.00
- VAT Amount: €17.00
VAT Return Worksheet​
| Description | Output VAT | Input VAT | Net VAT |
|---|---|---|---|
| Sales (17%) | €1,700.00 | ||
| Sales (3%) | €300.00 | ||
| Purchases (17%) | €850.00 | ||
| Total | €2,000.00 | €850.00 | €1,150.00 |
| VAT to Pay | €1,150.00 |
3. Payroll Calculation Tools​
Gross to Net Salary Calculation​
Employee Portion:
- Health Insurance: 2.8% of gross
- Pension: 8% of gross
- Dependency Fund: 1.4% of gross
- Total Employee: 12.2%
Employer Portion:
- Health Insurance: 2.8% of gross
- Pension: 8% of gross
- Dependency Fund: 1.4% of gross
- Accident Insurance: 0.5% of gross
- Total Employer: 12.7%
Total Social Charges: 24.9% of gross salary
Payroll Calculation Example​
Gross Salary: €5,000.00
Employee Deductions:
- Health Insurance (2.8%): €140.00
- Pension (8%): €400.00
- Dependency Fund (1.4%): €70.00
- Total Deductions: €610.00
Net Salary: €4,390.00
Employer Costs:
- Gross Salary: €5,000.00
- Employer Social Charges (12.7%): €635.00
- Total Cost: €5,635.00
Payroll Journal Entry Template​
Debit: 620000 Salaries [Gross Salary]
Debit: 621000 Social Charges (Emp) [Employer Portion]
Credit: 440000 Salaries Payable [Net Salary]
Credit: 420000 Social Security [Total Social Charges]
4. Financial Ratio Formulas​
Liquidity Ratios​
Current Ratio = Current Assets Ă· Current Liabilities
- Good: > 1.5
- Acceptable: 1.0 - 1.5
- Poor: < 1.0
Quick Ratio = (Current Assets - Inventory) Ă· Current Liabilities
- Good: > 1.0
- Acceptable: 0.8 - 1.0
- Poor: < 0.8
Profitability Ratios​
Gross Profit Margin = (Revenue - COGS) Ă· Revenue Ă— 100
- Restaurant: 60-70%
- Commerce de détail: 40-50%
- Services: 70-80%
Net Profit Margin = Net Income Ă· Revenue Ă— 100
- Good: > 10%
- Acceptable: 5-10%
- Poor: < 5%
Return on Assets (ROA) = Net Income Ă· Total Assets Ă— 100
- Good: > 10%
- Acceptable: 5-10%
Return on Equity (ROE) = Net Income Ă· Equity Ă— 100
- Good: > 15%
- Acceptable: 10-15%
Efficiency Ratios​
Inventory Turnover = COGS Ă· Average Inventory
- Higher is better
- Restaurant: 50-100 times/year
- Commerce de détail: 4-8 times/year
Accounts Receivable Turnover = Revenue Ă· Average Accounts Receivable
- Higher is better
- Good: > 12 times/year
Days Sales Outstanding (DSO) = (Accounts Receivable Ă· Revenue) Ă— 365
- Lower is better
- Good: < 30 days
- Acceptable: 30-45 days
Solvency Ratios​
Debt to Equity = Total Liabilities Ă· Equity
- Lower is better
- Good: < 1.0
- Acceptable: 1.0 - 2.0
Debt to Assets = Total Liabilities Ă· Total Assets
- Lower is better
- Good: < 0.5
- Acceptable: 0.5 - 0.7
5. PCN Account Quick Reference​
Common Accounts by Category​
Assets:
- 200000-299999: Fixed Assets
- 300000-399999: Inventory
- 410000-419999: Accounts Receivable
- 500000-509999: Cash
- 510000-519999: Bank Accounts
Liabilities:
- 400000-409999: Accounts Payable
- 420000-429999: Social Security
- 430000-439999: Taxes (VAT, Income Tax)
- 440000-449999: Payroll
Equity:
- 100000-109999: Share Capital and Reserves
- 105000: Current Year Profit/Loss
Expenses:
- 600000-609999: Purchases
- 610000-619999: External Services
- 620000-629999: Personnel
- 630000-639999: Taxes
- 640000-649999: Depreciation
Revenue:
- 700000-709999: Sales
- 701000: Sales of Services
- 730000-739999: Financial Revenue
VAT:
- 430000: VAT Payable
- 431000: VAT Recoverable
6. Common Transaction Mappings​
Restaurant Transactions​
| Transaction | Debit | Credit | VAT Account |
|---|---|---|---|
| Cash Sale (Dine-In) | 512000 Bank | 701000 Sales | 430000 (3%) |
| Cash Sale (Takeaway) | 512000 Bank | 701000 Sales | 430000 (8%) |
| Cash Sale (Beverage) | 512000 Bank | 701000 Sales | 430000 (14%) |
| Purchase Food | 602000 Purchases | 400000 Payables | 431000 (3%) |
| Purchase Beverage | 602000 Purchases | 400000 Payables | 431000 (14%) |
Retail Transactions​
| Transaction | Debit | Credit | VAT Account |
|---|---|---|---|
| Cash Sale | 530000 Cash | 700000 Sales | 430000 (17%) |
| Credit Sale | 410000 Receivables | 700000 Sales | 430000 (17%) |
| Purchase Merchandise | 602000 Purchases | 400000 Payables | 431000 (17%) |
| Inventory Adjustment | 321000 Inventory | 600000 Purchases | - |
Service Business Transactions​
| Transaction | Debit | Credit | VAT Account |
|---|---|---|---|
| Service Revenue | 410000 Receivables | 701000 Sales | 430000 (17%) |
| Professional Fees | 611000 Services | 400000 Payables | 431000 (17%) |
| Office Supplies | 619000 Other Services | 400000 Payables | 431000 (17%) |
Common Adjusting Entries​
| Adjustment | Debit | Credit |
|---|---|---|
| Accrued Salaries | 620000 Salaries | 440000 Salaries Payable |
| Prepaid Insurance | 613000 Insurance | 460000 Prepaid Expenses |
| Depreciation | 640000 Depreciation | 241000 Accum. Depreciation |
| Bad Debt | 650000 Bad Debts | 410000 Receivables |
| VAT Accrual | 430000 VAT Payable | 431000 VAT Recoverable |
Quick Calculation Tools​
Break-Even Point​
Break-Even Units = Fixed Costs Ă· (Selling Price - Variable Cost per Unit)
Break-Even Sales = Fixed Costs Ă· Contribution Margin Ratio
Contribution Margin = Selling Price - Variable Cost
Contribution Margin Ratio = Contribution Margin Ă· Selling Price
Markup vs. Margin​
Markup % = (Selling Price - Cost) Ă· Cost Ă— 100
Margin % = (Selling Price - Cost) Ă· Selling Price Ă— 100
Example:​
- Cost: €80
- Selling Price: €100
- Markup: (€100 - €80) ÷ €80 = 25%
- Margin: (€100 - €80) ÷ €100 = 20%
Ressources​
Online Calculators​
- VAT Calculator: Available on Guichet.lu
- Payroll Calculator: Available from social security administration
- Financial Ratio Calculators: Various online tools
Software Tools​
- Excel templates available in supplementary materials
- Accounting software typically includes built-in calculators
Notes​
- All templates are examples; adapt to your specific needs
- Verify calculations with official sources
- Consult professional advisors for complex situations
- Keep these references handy for daily accounting tasks