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How to Structure an ESOP Pool under Singapore Company Law

Writer: Roger Pay
Roger Pay
Jun 4
14 min read

Singapore ESOP Structure Guide


How to Structure an ESOP Pool under Singapore Company Law | Bestar
How to Structure an ESOP Pool under Singapore Company Law | Bestar


How to Structure an ESOP Pool under Singapore Company Law


Attracting and retaining world-class talent in Southeast Asia’s premier business hub requires more than competitive base salaries. For high-growth startups and SMEs incorporated in Singapore, an Employee Share Option Plan (ESOP) is a crucial tool for aligning team performance with long-term shareholder value.  


However, an ESOP pool cannot simply be written into an employee contract. Under Singapore Company Law (primarily the Companies Act 1967), creating, managing, and executing an option pool requires adherence to strict corporate governance and tax frameworks. Recent regulatory updates—including the Corporate and Accounting Laws (Amendment) Act—underscore the need for airtight compliance to protect both majority founders and minority stakeholders.  


This guide details exactly how to structure an ESOP pool under Singapore law, navigate local tax implications, and execute the corporate governance required by the Accounting and Corporate Regulatory Authority (ACRA).



1. Core Strategic Foundations of a Singapore ESOP


An ESOP gives an employee the contractual right (an option) to purchase a specific number of ordinary shares in the company at a predetermined price (the exercise or strike price) after meeting designated timeline or milestone targets (vesting).  


When building the pool, you must legally define four core parameters within your official ESOP Plan Rules:


  • Pool Size: While there is no statutory limit under the Companies Act, private tech startups typically set aside 10% to 15% of their fully diluted equity post-Series A. Early seed-stage companies generally begin with 5% to 7% and top up the pool during successive funding rounds.  


  • The 50-Shareholder Limit (Section 17(1) of the CA): To maintain status as a Private Company Limited by Shares (Pte Ltd), a company cannot have more than 50 shareholders. Crucially, current employees holding shares do not count toward this limit. However, if an employee leaves the firm but retains their vested shares or options, they will count toward the 50-shareholder cap.  


  • Vesting Schedules and Cliffs: Singapore law does not mandate a minimum vesting timeline. The established regional market standard is a 4-year vesting schedule with a 1-year cliff. This means zero equity vests if the employee leaves within the first 12 months; after year one, 25% vests, followed by equal monthly or quarterly distributions (e.g., 1/36th monthly) over the remaining 3 years.  


  • Leaver Rules: Your rules must cleanly delineate between:


    • Good Leavers (e.g., retirement, redundancy, health issues): Usually allowed to keep vested options but must exercise them within a tight window (typically 30 to 90 days).  

    • Bad Leavers (e.g., termination for cause, breach of non-competes): Forfeit all unvested and vested options immediately.



2. Step-by-Step Corporate Governance Framework


To establish a legally binding option pool, a Singapore company must complete a sequential chain of corporate approvals. Deviating from this order can render subsequent share issuances invalid.  


1 Draft the ESOP Scheme Rules

Step 1


Engage a corporate lawyer or corporate secretary to draft the formal Plan Rules. This document defines eligible participants (employees, directors, consultants), exercise price methodologies, adjustments for share splits, and drag-along/tag-along exit rights. Ensure these rules harmonize perfectly with your company's Constitution.


2 Obtain Board of Directors Approval

Step 2


The Board must pass a resolution adopting the ESOP Plan Rules, establishing the maximum size of the pool, and appointing an ESOP Committee (usually comprised of directors or senior management) to administer future allocations.


3 Pass Shareholder Resolutions (Section 161)

Step 3


Under Section 161 of the Companies Act, directors cannot issue new shares without explicit shareholder authorization. You must convene an Extraordinary General Meeting (EGM) or pass a written resolution to authorize the board to allocate the pool and issue shares upon exercise. Review your Shareholders’ Agreement (SHA) to check for investor veto rights or pre-emptive rights that require explicit waivers.


4 Issue Option Certificates

Step 4


Once approved, the ESOP Committee can formally grant options. The employee receives an Option Grant Letter alongside the Plan Rules. Once countersigned, the company issues a formal Option Certificate noting the employee's name, strike price, grant date, and specific vesting schedule.


5 Maintain the Internal Options Register

Step 5


Your corporate secretary must maintain an internal Options Register alongside your Register of Members (ROM) and Register of Controllers (RORC) to accurately log and track outstanding, exercised, and lapsed employee options.



3. The Statutory Mechanics of Share Allotment


When an employee hits their vesting milestones and decides to exercise their options, the company cannot simply hand over shares. The execution must cross two specific compliance hurdles:


ACRA Allotment Returns


When options are exercised, the company must formally allot new ordinary shares. Under Singapore law, you must lodge a Return of Allotment of Shares electronically via ACRA’s BizFile portal within 14 days of the allotment date. This update officially alters the company's paid-up capital and updates the electronic Register of Members.  



Restructuring with a Trust or Treasury Shares (Alternative)

To circumvent the 50-shareholder limit and prevent cap table clutter from minority ex-employees holding direct voting stakes, many mature Singapore corporations deploy an Employee Benefit Trust (EBT). A professional trustee holds the shares on behalf of the employees. Alternatively, the company can utilize treasury shares (shares bought back from the market or existing pools under Section 76B of the CA) to fulfill exercises instead of issuing fresh dilutive equity.  

Raffles Corporate Services


4. Taxation Framework (IRAS Rules)


Singapore offers a highly attractive, clear-cut tax landscape for employee equity schemes, governed strictly by the Inland Revenue Authority of Singapore (IRAS).  



The Taxable Event: Exercise, Not Grant


Under Section 10(1)(b) of the Income Tax Act, employees experience zero tax liability at the time the ESOP is granted or when it vests.


Instead, the taxable event is triggered at the moment of exercise. The employee is taxed on the "gains or profits" from employment income.  


Taxable Gain=Open Market Value (OMV) at Exercise−Exercise (Strike) Price Paid


Example:
- Exercise Price: SGD 1.00
- OMV at Exercise: SGD 5.00
- Taxable Income per Share: SGD 4.00 (Taxed at the employee's progressive resident income tax rate)


Selling Restrictions Change the Timing


If your ESOP rules stipulate an absolute selling restriction (e.g., the employee is legally barred from selling the shares for 2 years post-exercise), IRAS defers the taxable event. In this scenario, the tax liability arises only when the restriction is lifted, calculated using the OMV on that future date.  



Corporate Reporting Requirements


Singapore employers must report these gains annually. If you participate in the Ais (Auto-Inclusion Scheme) for employment income, you must submit the ESOP details electronically via the Form IR8A (Appendix 8A) by March 1st of the assessment year following the exercise.



Summary Checklist for Founders


Legal Requirement

Action Item

Governance Reference

Share Issuance Authority

Pass Ordinary Resolution to authorize directors to issue shares.

Section 161, Companies Act

Class Rights Verification

Ensure ESOP ordinary shares comply with any special class right rules.

Corporate Laws Amendment Act

ACRA Notification

File a Return of Allotment within 14 days of any option exercise.

BizFile Portal Submission

IRAS Annual Reporting

Complete Appendix 8A for all employees exercising options.

Section 10(1)(b), Income Tax Act

Cap Table Cap

Monitor total non-employee shareholders to stay below the line.

Section 17(1) Private Status Limit

Critical Warning: Setting an exercise price as "Fair Market Value to be determined arbitrarily by the board" frequently invites shareholder litigation. Always anchor your strike price to concrete data points, such as your most recent priced venture capital funding round or an independent valuation report.  


The structural, legal, and tax differences between an ESOP and a Restricted Stock Unit (RSU) scheme under Singapore law


When designing an equity incentive plan for a Singapore-incorporated company, choosing between an Employee Share Option Plan (ESOP) and a Restricted Stock Unit (RSU) Scheme significantly impacts your financial structuring, administrative burden, and your employees' tax timing.


While an ESOP grants an employee the right to purchase shares at a fixed price, an RSU is a contractual promise to deliver shares (or cash equivalent) at zero cost once specific vesting conditions are met.


Here is a detailed breakdown of the structural, legal, and tax differences under Singapore law (including the Companies Act 1967 and the Inland Revenue Authority of Singapore (IRAS) guidelines).



1. Structural and Financial Mechanics


The primary divergence between ESOPs and RSUs lies in the capital required from the employee and how the underlying value is realized.


Feature

Employee Share Option Plan (ESOP)

Restricted Stock Unit (RSU) Scheme

Basic Mechanism

Right to buy shares at a set Strike Price after vesting.

Right to receive shares for Free ($0) after vesting.

Capital Outlay

Employee must pay the strike price to acquire the shares.

No capital outlay required from the employee.

Downside Risk

Options can go "underwater" if the company's valuation drops below the strike price, rendering them worthless.

RSUs almost always retain some value, as long as the share price remains above zero.

Target Alignment

Best suited for early to growth-stage startups seeking to reward massive upside and growth.

Best suited for late-stage startups, unlisted unicorns, or public companies looking for stable talent retention.



2. Tax Framework under IRAS


Under Section 10(1)(b) of the Singapore Income Tax Act, both instruments are taxed as employment income (not capital gains, which Singapore does not tax). However, the trigger event and valuation calculations differ.



ESOP Tax Rules


  • Tax Trigger: Tax is deferred at grant and vesting. It is triggered solely at the moment of exercise.


  • Taxable Quantum: The taxable income is calculated as:

    Taxable Gain=Open Market Value (OMV) at Exercise−Strike Price Paid


  • The Startup Risk: If an employee exercises options in an unlisted startup, they must pay income tax on paper gains, even if there is no immediate liquidity to sell the shares.



RSU Tax Rules


  • Tax Trigger: Tax is triggered automatically at the moment of vesting (or the date of physical release/allotment of shares), as there is no "exercise" phase.


  • Taxable Quantum: Since the employee pays nothing for the shares, the full value is taxable:

    Taxable Gain=Open Market Value (OMV) at Vesting



The "Deemed Exercise" Rule for Foreigners (Crucial for Both)


If a non-Singapore citizen or non-Permanent Resident (PR) employee holds unexercised ESOPs or unvested/unreleased RSUs and leaves the company or relocates out of Singapore, IRAS applies the Deemed Exercise Rule.


  • The employee is treated as having realized a taxable gain on the date of cessation of employment.


  • For RSUs, unvested units are deemed to have vested on that date, and the company must clear the tax liability via the Form IR21 (Tax Clearance) process, withholding the employee's final salary if necessary.



3. Legal and Governance Requirements


Both schemes operate under the Singapore Companies Act 1967, but their administrative workflows differ at the back end.



Corporate Approvals (Section 161)


For both ESOPs and RSUs, the directors require explicit shareholder authorization via an Ordinary Resolution under Section 161 of the Companies Act before they can allot and issue new shares.



Managing Cap Table Clutter & The 50-Shareholder Limit


Under Section 17(1) of the Companies Act, a private company cannot exceed 50 shareholders (excluding current employees).


  • ESOPs: Employees holding unexercised options do not count toward the 50-shareholder limit. However, once exercised, they become shareholders. If they leave the company but keep their shares, they will count toward the 50-shareholder cap.


  • RSUs: Because RSUs automatically convert into shares upon vesting, they tend to crowd private cap tables much faster than ESOPs.


Strategic Mitigation: To manage this, private companies issuing RSUs or ESOPs frequently use an Employee Benefit Trust (EBT) or a nominee structure. The trustee holds legal title to all employee shares collectively (counting as just 1 shareholder on the ACRA Register of Members), while employees hold the beneficial interest.


ACRA Compliance


  • ESOPs: Corporate secretarial filings (Return of Allotment of Shares via BizFile) are only required when an employee chooses to exercise vested options.


  • RSUs: Allotment filings must be made systematically every time a vesting milestone is hit and shares are issued, resulting in higher recurring administrative touchpoints.



Summary Comparison: Which should you choose?


  • Choose an ESOP if: You are an early to mid-stage startup. You want to preserve cash, avoid immediate cap table crowding, give employees control over when they trigger their tax liability (via their choice of exercise date), and reward exponential valuation growth.


  • Choose an RSU Scheme if: You are a late-stage company with a highly predictable path to IPO or a clear internal liquidity mechanism. RSUs provide a cleaner "hands-off" reward system for employees who prefer not to out-of-pocket fund a strike price.


Would you like to explore how an Employee Benefit Trust (EBT) is structured under Singapore law to manage either of these schemes?



A standard Template for a Singapore Board of Directors Resolution to approve and adopt an Employee Share Option Scheme pool


Here is a standard, professional draft template for a Singapore Board of Directors resolution. Under Singapore law, this board resolution must be accompanied or followed by an Ordinary Resolution passed by the shareholders (pursuant to Section 161 of the Companies Act 1967) to legally empower the directors to allot and issue the underlying shares.



BOARD OF DIRECTORS RESOLUTION OF [COMPANY NAME] PTE. LTD.

(Incorporated in the Republic of Singapore)

(Company Registration No.: [●])


WRITTEN RESOLUTION PASSED PURSUANT TO THE COMPANY’S CONSTITUTION


NOTED:


  1. Introduction of the Scheme: It is proposed that the Company establish an equity incentive scheme to be known as the "[Company Name] Employee Share Option Scheme" (the "ESOS" or "Scheme") to attract, retain, and incentivize eligible employees, directors, and consultants of the Company.


  2. Review of Documentation: The directors have reviewed the draft rules of the Scheme (the "Scheme Rules"), a copy of which is annexed hereto as Appendix A, detailing the vesting schedules, exercise pricing methodologies, and terms of the option grants.


  3. Shareholder Approval (Section 161): It is noted that pursuant to Section 161 of the Companies Act 1967, the prior approval of the shareholders of the Company is required to authorize the Directors to allot and issue shares under the Scheme.


IT IS RESOLVED THAT:


1. Adoption of the Employee Share Option Scheme


The [Company Name] Employee Share Option Scheme, the terms of which are set out in the Scheme Rules tabled before the Directors (and attached as Appendix A), be and is hereby approved and adopted, subject to the passing of the necessary Ordinary Resolution by the shareholders of the Company.


2. Size of the Option Pool


An initial share option pool consisting of up to [●] ordinary shares (representing approximately [●]% of the total issued and paid-up share capital of the Company on a fully diluted basis) be set aside and reserved for issuance upon the exercise of options granted under the Scheme.


3. Appointment of the ESOS Committee


A committee (the "Committee") be and is hereby established to administer the Scheme in accordance with the Scheme Rules. The initial members of the Committee shall be:


  • [Name of Member 1 / Director]

  • [Name of Member 2 / Director]


The Committee is authorized to determine, at its absolute discretion, the grant dates, the number of options to be allocated to individual participants, the exercise (strike) price, and any applicable vesting metrics or cliffs.


4. Authorization to Convene Extraordinary General Meeting (EGM)


The Directors be and are hereby authorized to convene an Extraordinary General Meeting (EGM) of the shareholders of the Company, or alternatively to circulate a Written Resolution of the shareholders, to seek approval under Section 161 of the Companies Act 1967 for the implementation of the Scheme and the allotment and issuance of shares thereunder.


5. Execution of Documents


Any one (1) Director of the Company (or the Corporate Secretary) be and is hereby authorized to sign, execute, and deliver all such documents, forms, certificates, and notices, and to do all such acts and things as may be necessary or expedient to give effect to this resolution, including making the necessary electronic lodgments and updates with the Accounting and Corporate Regulatory Authority (ACRA).


BOARD OF DIRECTORS SIGNATURES:


This resolution may be executed in any number of counterparts, each of which when executed and delivered shall constitute an original, and all counterparts together shall constitute one and the same instrument.


[Name of Director 1]

Director

Date: ________________________


[Name of Director 2]

Director

Date: ________________________


⚠️ Regulatory Compliance Note for Corporate Secretaries:


The Corporate Sequence: Do not issue individual option grant letters until both this board resolution and the accompanying Section 161 shareholder resolution have been fully signed and filed in your company's minute book.


The 14-Day Clock: When options are later exercised by employees, the 14-day statutory deadline to file the Return of Allotment of Shares via ACRA's BizFile begins from the date of exercise/allotment, not the date the board notes the exercise.



How Bestar Singapore can Help to structure an ESOP pool under Singapore company law

How to Structure an ESOP Pool under Singapore Company Law


Implementing an Employee Share Option Plan (ESOP) is one of the most effective strategies for a Singapore startup or expanding SME to secure top-tier talent. However, setting up an equity pool involves navigating a delicate landscape of company law, tax reporting, and corporate governance. A single misstep can lead to compliance issues with the Accounting and Corporate Regulatory Authority (ACRA) or create unexpected tax burdens for your team.


As an ACRA-registered Public Accounting Corporation, Bestar provides an integrated suite of secretarial, financial, and tax services designed to manage the complexities of establishing and executing a Singapore ESOP.  


Here is how Bestar’s multidisciplinary team guides founders through every stage of the ESOP structuring process.



1. Corporate Governance and Legal Structuring


An ESOP cannot simply be written into an employment contract; it requires deep corporate restructuring and strict adherence to the Companies Act 1967. Bestar’s corporate secretarial team manages the necessary statutory compliance:  


  • Drafting Plan Rules and Resolutions: We assist in aligning your ESOP scheme rules with your company's Constitution and Shareholders’ Agreement (SHA), ensuring that critical clauses—such as vesting schedules, cliffs, and Good/Bad Leaver rules—are legally sound.


  • Executing Section 161 Authority: Under Section 161 of the Companies Act, directors cannot allot or issue new shares without explicit shareholder approval. Bestar drafts and coordinates the required Board Resolutions and Extraordinary General Meeting (EGM) written resolutions to formally establish the pool.


  • Managing the 50-Shareholder Limit: Private Limited companies in Singapore must stay under a 50-shareholder cap (excluding current employees). Bestar helps monitor your cap table and advises on structures—such as nominee arrangements or Employee Benefit Trusts (EBTs)—to safeguard your private company status when employees leave the firm holding vested shares.



2. Navigating IRAS Frameworks and Tax Planning


In Singapore, equity incentives are strictly taxed as employment income rather than capital gains. Bestar’s specialized tax advisors ensure both the company and its employees are positioned optimally under the Inland Revenue Authority of Singapore (IRAS) regulations.  


  • Timing the Taxable Event: We help structure your plan rules to clarify the exact moment tax liability is triggered. For standard ESOPs, this occurs at exercise, calculated as:

    Taxable Gain=Open Market Value (OMV) at Exercise−Strike Price Paid


  • Mitigating the "Deemed Exercise" Rule: For multinational startups employing non-citizen or non-PR talent, a sudden departure from Singapore can trigger immediate tax on unexercised options. Bestar guides your HR team through the complex Form IR21 (Tax Clearance) process to handle withholding compliance seamlessly.



3. Statutory Allotments and Accounting Integration


Once your ESOP is live, the administrative lifecycle shifts to tracking employee vesting milestones and filing paperwork when options are exercised. Bestar eliminates communication gaps by placing your corporate secretary and accountant under one roof.  


[Employee Exercises Options] 
         │
         ▼
[Bestar Secretarial Logs Allotment] ───> Files BizFile within 14 days
         │
         ▼
[Bestar Accounting Updates Books] ───> Adjusts Paid-up Capital & Ledgers
         │
         ▼
[Bestar Tax Prepares Annual Report] ───> Files Appendix 8A via AIS (IR8A)

  • 14-Day ACRA Filing Guarantee: When an employee exercises their vested options, a Return of Allotment of Shares must be electronically filed via ACRA’s BizFile portal within 14 days. Bestar tracks these exercises and logs them accurately to prevent late-filing penalties.


  • Automated IR8A Reporting: Through the Auto-Inclusion Scheme (AIS), Bestar directly compiles and submits the mandatory Appendix 8A (Form IR8A) reports by March 1st annually, ensuring all employee option gains are seamlessly declared to IRAS.



Why Founders Choose Bestar's Integrated Model

  

Many digital platforms automate basic filings but fall short when handling complex equity structures, valuation queries, or cross-border tax issues. Bestar provides a dedicated, professional partnership:  


Feature

Automated Digital Platforms

Bestar Singapore

Primary Focus

Software-driven template generation.

Professional, advisor-led corporate structuring.

Service Scope

Basic secretarial filings.

Integrated Secretarial + Tax + Audit + HR.

ESOP Capability

Standard templates without advice.

Tailored plan structuring, valuation support, and trust options.

Communication

Ticket-based help desks.

Direct support from dedicated qualified professionals.


Setting up an ESOP pool requires balancing the long-term protection of your cap table with meaningful incentives for your team. Contact Bestar to ensure your equity incentive plan is structurally sound and fully compliant with Singapore law.


To begin structuring your company's equity incentives:




Ready to secure your company’s top talent with a legally sound, tax-optimized equity plan? Partner with Bestar’s team of qualified corporate secretaries and tax professionals to structure your ESOP pool correctly from day one.



How to Get Started with Bestar:


  • Step 1: Consultation — Discuss your cap table goals, proposed pool size (e.g., 10% to 15%), and vesting preferences with our corporate advisory team.


  • Step 2: Structuring — Bestar drafts your ESOP Scheme Rules, Board Resolutions, and Section 161 Shareholder Resolutions to ensure compliance with the Companies Act 1967.


  • Step 3: Implementation — We update your company registers, handle ongoing ACRA BizFile return filings upon option exercises, and manage your annual IRAS Appendix 8A tax reporting.




Contact Channel

Details

Office Address

23 New Industrial Road, #04-08 Solstice Business Center, Singapore 536209

Website

Services Offered

Corporate Secretarial, Tax Advisory, Statutory Audit, Accounting & Bookkeeping

Ensure Compliance: Avoid late ACRA filing penalties and unexpected employee tax liabilities. Let Bestar handle your corporate governance while you focus on scaling your business.

To proceed with your corporate setup:







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