

Starting a business in Singapore is exciting, but the maze of compliance requirements can feel overwhelming. From your incorporation date to your first annual return, missing critical deadlines can result in penalties, legal complications, and unnecessary stress during your crucial first year of operations.
This comprehensive Singapore company compliance timeline guide breaks down every essential deadline, filing requirement, and administrative task you need to manage in your first 12 months. Whether you're a first-time entrepreneur or an experienced founder new to Singapore's regulatory landscape, this month-by-month checklist will help you stay on track and focus on what matters most – growing your business.
The first year of business operations sets the foundation for your company's long-term compliance health. Singapore's regulatory framework is comprehensive but structured, and understanding the compliance timeline that Singapore startups must follow can mean the difference between smooth operations and costly penalties.
The Accounting and Corporate Regulatory Authority (ACRA) maintains strict oversight of corporate compliance, with late filing penalties starting from S$300 and escalating based on the duration of delay. Beyond financial penalties, non-compliance can impact your company's standing, affect future funding opportunities, and create operational disruptions when you should be focusing on growth.
Once ACRA approves your incorporation, you'll receive several critical documents that form the backbone of your corporate identity:
Immediate Action Required: As a legal requirement under the Singapore Companies Act, you must appoint a corporate secretary within 6 months of incorporation. Your corporate secretary must be ordinarily resident in Singapore and will be responsible for ensuring ongoing compliance with statutory requirements.
Additionally, ensure you have at least one director who is ordinarily resident in Singapore. This local director requirement is fundamental to maintaining your company's good standing with ACRA.
Your filing deadlines checklist for new Singapore businesses should prioritize these essential setup tasks:
Corporate Banking: Open your company's bank account as soon as possible. Most banks require:
CorpPass Registration: Register for CorpPass, Singapore's corporate digital identity system. This is essential for accessing government e-services, including IRAS portals and ACRA filings.
GIRO Setup with IRAS: Establish GIRO arrangements with the Inland Revenue Authority of Singapore (IRAS) for seamless tax payments. This proactive step prevents future payment delays and potential penalties.
Choose your Financial Year End (FYE) strategically. While many companies default to December 31st, consider your business cycle, cash flow patterns, and operational calendar. Your first financial year can be shorter than 12 months but cannot exceed 18 months from incorporation.
This phase of your startup's accounting schedule focuses on operational foundation:
Choose Your Accounting Approach:
GST Considerations: If your annual turnover exceeds 1 million SGD , GST registration becomes mandatory. Voluntary registration is possible for smaller businesses to recover input tax and establish credibility with B2B clients.
Invoice Management: Establish systematic invoicing processes with proper numbering sequences, payment terms, and record-keeping procedures. Singapore requires businesses to maintain proper accounting records for at least 5 years.
As your first year progresses, focus on strengthening internal processes:
Statutory Registers: Ensure your registers of members, directors, and secretaries are current and properly maintained. These documents may be requested during ACRA inspections or due diligence processes.
Resolution Templates: Prepare standard resolution templates for common decisions like director appointments, share allotments, and policy changes.
Financial Preparation: Begin compiling your financial statements. Even if you're not required to audit (companies with revenue under 10 million SGD typically don't need audits), maintaining organized financial records is crucial.
Create your ACRA startup checklist including:
Your first Annual Return is due within 30 days of your first Annual General Meeting (AGM) or 18 months from incorporation, whichever is earlier. This is a critical milestone in your Singapore company's first-year compliance journey.
AGM Requirements: Companies limited by shares must hold their first AGM within 18 months of incorporation and subsequently within 15 months of the last AGM.
Annual Return Contents:
File your financial statements with ACRA simultaneously with your Annual Return. Late filing penalties start at S$300 and increase progressively, making timely submission essential for maintaining good corporate standing.
Singapore offers numerous startup support programs with specific application windows:
Some businesses require additional licenses or approvals. Research requirements early, as application processes can take several months:
Create a master calendar tracking all deadlines:
Establish consistent filing systems for physical and digital documents. Use cloud storage with proper backup procedures and access controls.
Build relationships with:
Set up calendar reminders at least 30 days before major deadlines. This buffer allows time to gather documents, resolve issues, and submit filings without stress.
Many successful startups recognize that outsourcing compliance functions allows founders to focus on core business activities while ensuring professional handling of regulatory requirements.
Consider professional support when:
Navigating Singapore's startup compliance requirements successfully requires systematic planning, attention to detail, and often professional support. The key is viewing compliance not as a burden but as a foundation for sustainable business growth.
Remember that Singapore's regulatory environment, while comprehensive, is designed to support business growth. By staying organized, meeting deadlines consistently, and building strong administrative foundations in your first year, you create the structure necessary for scaling your operations confidently.
Your first year compliance journey doesn't end at month 12 – it establishes patterns and systems that will serve your business for years to come. Invest in getting it right from the start, and you'll find subsequent years much more manageable as your business grows and evolves.
At ATHR Corporate Services, we help business owners manage all their compliance needs from routine filing to corporate secretary appointments and ongoing governance support. Our tech-backed approach and experienced team make it easy to stay on top of register maintenance deadlines without having to become a regulatory expert yourself.
As a leading corporate service provider in Singapore with over 40 years of experience in the industry, our team offers comprehensive incorporation, accounting, payroll management, corporate advisory and secretarial services to help your business navigate regulatory requirements and maximize available incentives. Reach out to our team today for support that's built for growing Singapore businesses.