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Consultant Hourly Invoice for Singapore

Consultant Hourly Invoice Template for Singapore

A standardized invoice template designed for consultants operating in Singapore to bill their clients on an hourly basis. This document complies with Singapore's GST Act, Income Tax Act, and business registration requirements. It includes mandatory elements such as GST registration details (if applicable), service descriptions, hourly rates, and payment terms, while adhering to Singapore's document retention and data protection regulations.

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What is a Consultant Hourly Invoice?

The Consultant Hourly Invoice Template is essential for independent professionals and consulting firms operating in Singapore's business environment. This document serves as a standardized method for billing clients based on hourly work, ensuring compliance with Singapore's tax regulations, particularly the GST Act and Income Tax Act. It's designed to clearly document consulting services rendered, including time spent, rate per hour, and total charges. The template incorporates all legally required elements for Singapore business transactions, such as GST registration details (where applicable), business registration information, and appropriate payment terms. It's particularly useful for maintaining clear financial records and supporting tax compliance requirements.

What sections should be included in a Consultant Hourly Invoice?

1. Invoice Header: Company/consultant details including business name, registration number, GST registration number (if applicable), complete address, invoice number and date

2. Client Information: Client's business name, registration number, billing address, and contact details

3. Service Details: Detailed description of services rendered, period of service, hours worked, rate per hour

4. Payment Summary: Subtotal, GST amount (if applicable), total amount due, payment terms and conditions, bank account details for payment

What sections are optional to include in a Consultant Hourly Invoice?

1. Project Reference: Include when billing for specific project - contains project name, code, or reference number

2. Purchase Order Reference: Include when client requires PO reference - contains client's purchase order number

3. Tax Breakdown: Include when GST-registered - detailed breakdown of GST calculations

4. Additional Terms: Include when special conditions apply - contains any special payment terms, conditions, or notes

What schedules should be included in a Consultant Hourly Invoice?

1. Time Sheet: Detailed breakdown of dates, hours worked, and specific tasks performed

2. Expense Report: Itemized list of reimbursable expenses with receipts if applicable

3. Service Level Reference: Details of agreed service levels, deliverables, or reference to master service agreement if applicable

Authors

Alex Denne

Head of Growth (Open Source Law) @ Ƶ | 3 x UCL-Certified in Contract Law & Drafting | 4+ Years Managing 1M+ Legal Documents | Serial Founder & Legal AI Author

Jurisdiction

Singapore

Publisher

Ƶ

Document Type

Invoice Form

Sector

Sales

Cost

Free to use
Relevant legal definitions















Clauses














Industries

GST Act: Governs Goods and Services Tax requirements - must include GST registration number if applicable (>S$1M turnover), and indicate current GST rate (8%, increasing to 9% in 2024)

Income Tax Act: Regulates income tax obligations and requirements for consultants/contractors in Singapore

Employment Act: Helps distinguish between consultant and employee status - invoice must reflect genuine contractor relationship

Contract Law (Cap. 43): Governs contractual relationships and agreements in Singapore

Civil Law Act: Provides framework for civil obligations and contracts in Singapore

Business Registration Act: Requirements for business registration and documentation

Companies Act: Relevant if operating as a registered company - governs corporate requirements

Electronic Transactions Act: Governs electronic transactions and digital documentation requirements

Currency Act: Regulates currency usage in transactions (Singapore dollars)

IRAS Record Keeping Requirements: Mandates minimum 5-year retention period for business documents and invoices

Invoice Elements Requirements: Legal requirements for invoice content: business details, registration number, address, invoice date/number, service description, payment terms

Personal Data Protection Act (PDPA): Governs the collection, use, and disclosure of personal data in business documentation

Teams

Employer, Employee, Start Date, Job Title, Department, Location, Probationary Period, Notice Period, Salary, Overtime, Vacation Pay, Statutory Holidays, Benefits, Bonus, Expenses, Working Hours, Rest Breaks,  Leaves of Absence, Confidentiality, Intellectual Property, Non-Solicitation, Non-Competition, Code of Conduct, Termination,  Severance Pay, Governing Law, Entire Agreemen

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