When the Corporate and Accounting Laws (Amendment) Act 2025 (CALA 2025) commenced on 6 May 2026, it brought a raft of changes affecting Singapore company law. Among the most practically significant — and least widely discussed — is the new double-hurdle approval requirement for selective share buy-backs. For directors, company secretaries, and shareholders of Singapore private companies, understanding this change is now essential before any selective buy-back is contemplated.

This article explains what a selective share buy-back is, how the approval regime worked before CALA 2025, what the new double-hurdle requires, and what this means in practice for deals involving PE exits, management buy-outs, founder share repurchases, and employee share plan unwinds.

For a broader overview of what changed under CALA 2025, see our guide on the Corporate and Accounting Laws Amendment Act 2025.

What Is a Selective Share Buy-Back?

A share buy-back occurs when a company repurchases its own shares from existing shareholders. Under the Singapore Companies Act (Cap. 50), there are two types of share buy-backs:

Equal access (pro-rata) buy-backs: The company offers to buy back shares from all shareholders on the same terms and in the same proportion. Because all shareholders are treated equally, the approval threshold is lower.

Selective buy-backs: The company buys back shares from specific identified shareholders rather than from all shareholders on equal terms. Because some shareholders are selling and others are not, the transaction is inherently preferential — and accordingly, the law has always required stricter shareholder approval.

Selective buy-backs arise in a wide range of commercially important situations:

  • Private equity or venture capital investors exiting their position while founder shareholders retain their stake
  • Management buy-outs where the company repurchases shares from outgoing management
  • Founders buying out a co-founder or early investor at agreed terms
  • Unwinding an employee share option plan or employee share plan
  • Shareholder disputes where one party wishes to exit the company

The Pre-CALA 2025 Regime: Single Resolution

Before CALA 2025 commenced on 6 May 2026, the approval requirements for selective buy-backs under the Companies Act were as follows:

  • A special resolution (75% majority) was required to approve a selective buy-back.
  • The selling shareholders were excluded from voting on the resolution.
  • A single special resolution passed at a general meeting was sufficient to authorise the buy-back.

This single-resolution requirement, while higher than the ordinary resolution threshold used for equal access buy-backs, was straightforward to satisfy in most private companies where a clear majority of non-selling shareholders supported the transaction.

The New Double-Hurdle Under CALA 2025

Effective 6 May 2026, CALA 2025 introduces a mandatory two-tier approval requirement for selective share buy-backs. Both tiers must be satisfied independently — passing one but not the other is insufficient to authorise the buy-back.

Tier 1: 75% Approval from All Shareholders (Excluding Sellers)

The first tier requires a special resolution (75% majority) passed by all shareholders, with the selling shareholders excluded from voting. This mirrors the pre-CALA 2025 requirement and represents the “whole company” approval of the transaction.

Tier 2: 75% Approval from Same-Class Shareholders (Excluding Sellers)

The second, new tier requires an additional special resolution (75% majority) passed by shareholders who hold shares of the same class as the shares being bought back, again with the selling shareholders excluded from voting.

This second-tier vote is conducted separately from the first. It is not merely a sub-vote within the first resolution — it is a distinct approval requirement that must be satisfied independently.

Practical Illustration

Consider a Singapore private company with three shareholders: Shareholder A (40% ordinary shares), Shareholder B (35% ordinary shares), and Shareholder C (25% ordinary shares). The company wishes to buy back all of Shareholder C’s shares.

Under the old regime: A single special resolution excluding Shareholder C. Shareholders A and B together hold 75 of the remaining 75 shares (100%). Both vote in favour. Resolution passes. Buy-back authorised.

Under the new regime: Two separate resolutions are required. Tier 1: Shareholders A and B vote — 100% in favour, exceeding the 75% threshold. ✓ Tier 2: Since Shareholder C held ordinary shares, the separate class vote is among Shareholders A and B (ordinary shareholders excluding Shareholder C) — again 100% in favour. ✓ Both tiers satisfied, buy-back authorised.

Now change the facts: Shareholder C holds a different class of shares (say, preference shares), and Shareholders A and B hold ordinary shares. Tier 1: Ordinary shareholders A and B, plus preference shareholders (C excluded) vote on the general resolution. Tier 2: Only preference shareholders (excluding Shareholder C) vote. If there are no other preference shareholders, this second-tier vote may require specific constitutional provisions to convene and conduct — a complexity the company must address before proceeding.

Why Has This Change Been Made?

The CALA 2025 double-hurdle is designed to strengthen minority shareholder protections in selective buy-back transactions. The concern addressed by Parliament was that in a single-class company, a majority shareholder group could use a selective buy-back to squeeze out minority shareholders (or, conversely, to selectively exit favoured investors) without adequate checks from affected class members.

By requiring a separate class vote, the legislature ensures that shareholders of the same class as those being bought out have a meaningful opportunity to veto a transaction that alters the proportionate ownership balance within that class. This is particularly significant in:

  • Multi-class share structures where different classes have different economic rights
  • Companies where a small number of shareholders hold each class
  • Situations where a controlling shareholder might otherwise be able to pass a general resolution but faces opposition from co-class-members

The change aligns Singapore’s selective buy-back regime more closely with the protections available under schemes of arrangement and capital reduction proceedings, where class meetings have long been a standard safeguard.

What This Means for Common Selective Buy-Back Scenarios

PE/VC Exits

When a private equity or venture capital investor exits via a selective buy-back (rather than a third-party sale), the investor typically holds a distinct class of preference shares. Under the new regime, the remaining preference shareholders (if any) will need to convene and pass a separate 75% resolution. If the exiting investor is the only preference shareholder, the company’s constitution must address how a one-member class meeting is validly convened and what quorum applies — a detail that many company constitutions have not explicitly considered.

Management Buy-Outs

In an MBO where the company repurchases shares from outgoing management (who typically hold ordinary shares), the Tier 2 resolution will require 75% of remaining ordinary shareholders (excluding the seller) to approve. This creates an additional veto point for ordinary shareholders — including minority holders — who might oppose the buy-back terms.

Employee Share Plan Unwinds

Where a company buys back shares from an employee who is leaving and holds shares under an employee share plan, the new requirements apply if the shares are being purchased selectively rather than as part of an equal access arrangement. Companies should review their employee share plan documentation to ensure the buy-back mechanism is compliant.

Shareholder Exit Negotiations

In shareholder disputes where a selective buy-back is being negotiated as an exit mechanism, the new double-hurdle means that the remaining shareholders have greater collective power to block or renegotiate the terms. This may strengthen the negotiating position of minority shareholders who are not party to the exit arrangement.

The Company Secretary’s Role: Critical Process Steps

For any selective buy-back post-CALA 2025, the company secretary plays a critical role in ensuring the process is correctly designed and documented. Key steps include:

  1. Identify the class of shares being bought back: Determine which class of shares is subject to the buy-back to establish the scope of the Tier 2 class vote.
  2. Draft two separate resolutions: Tier 1 (all shareholders excluding sellers) and Tier 2 (same-class shareholders excluding sellers) must be separately tabled and voted on.
  3. Review the company constitution: Check whether the constitution addresses single-member class meetings, quorum requirements for class meetings, and whether any existing constitutional provisions conflict with the new statutory requirements.
  4. Prepare an explanatory circular: Depending on the complexity of the transaction and the company’s shareholder base, an explanatory memorandum setting out the rationale and terms of the buy-back may be required or advisable.
  5. Verify funding requirements: Share buy-backs must still be funded from the company’s distributable profits or share capital (for the cancellation of treasury shares). The company secretary should confirm the financial requirements are met. See our guide on Singapore corporate tax and distributable profits for relevant financial context.
  6. File with ACRA: Post-buy-back notifications must be filed with ACRA on Bizfile within the prescribed timeframe.

Practical Checklist for Directors

Before initiating any selective share buy-back after 6 May 2026, directors should work through this checklist:

  1. Confirm the buy-back is selective (not equal access) — if equal access terms are achievable, the simpler regime applies.
  2. Identify the class(es) of shares involved in the buy-back.
  3. Map all shareholders in that class (excluding the sellers) to confirm who will be entitled to vote in the Tier 2 class resolution.
  4. Assess whether 75% approval from Tier 2 voters is achievable — if not, the buy-back cannot proceed as currently structured and alternative exit mechanisms should be considered.
  5. Review the company’s constitution for class meeting provisions; update if necessary before proceeding.
  6. Engage your company secretary to prepare dual resolution documentation, notices, and (if needed) an explanatory circular.
  7. Confirm distributable reserves are sufficient to fund the buy-back.
  8. File ACRA notifications following completion.

Our guide on AGM requirements for Singapore companies covers the procedural requirements for general meetings more broadly, including notice periods and quorum requirements that apply equally to buy-back resolutions.

For the latest Singapore corporate governance and regulatory updates, it is worth tracking ACRA and Ministry of Law announcements as CALA 2025 implementation guidance continues to emerge.

For investment and financial planning considerations related to share buy-backs and corporate restructuring, business owners should seek appropriate professional advice.

If you need legal advice on the selective buy-back process or shareholder approval requirements under CALA 2025, we can connect you with the right professionals.

To speak with the team at Raffles Corporate Services, you can email [email protected] or call, SMS, or WhatsApp +65 8501 7133. We are happy to assist with any queries.

— The Editorial Team, Raffles Corporate Services