Companies Act (Cap. 50): Primary legislation governing company matters in Singapore, particularly Sections 145 (Resignation of directors), 171 (Register of directors), and 173 (Notice of change of directors)

Company Constitution: Company's governing document that outlines requirements for director resignations, procedures for board meetings and resolutions, and quorum requirements

Code of Corporate Governance: Corporate governance requirements applicable to listed companies in Singapore, providing guidelines on director-related matters

SGX Listing Rules: Additional requirements for listed companies on the Singapore Exchange, including disclosure obligations for director resignations

ACRA Filing Requirements: Regulatory filing requirements including Form DP1 (Cessation of Director) which must be submitted within 14 days of the resignation

Notice Period Requirements: Specific notice period requirements as per company constitution or director's service agreement

Handover Procedures: Process for transferring responsibilities, documents, and ongoing projects from the resigning director

Outstanding Obligations: Review and documentation of any pending responsibilities or obligations of the resigning director

Corporate Authorizations: Process for removing resigning director from bank signatory lists and other corporate authorizations