Civil Law Act (Cap. 43): Primary legislation governing contractual relationships and obligations, including formalities of contracts in Singapore

Conveyancing and Law of Property Act (Cap. 61): Regulates property transactions and interests in land, including provisions about the assignment of property rights

Land Titles Act (Cap. 157): Governs registered land transactions and sets out requirements for registration of interests in land

Stamp Duties Act (Cap. 312): Stipulates requirements for stamp duty payment on lease assignments, including applicable rates and timing for duty payment

Building Maintenance and Strata Management Act: Applicable when the property is part of a strata-titled development, governing management and maintenance obligations

Planning Act: Controls zoning and land use restrictions that may affect the lease assignment

HDB Rules: Specific regulations applicable if the property is an HDB property, including restrictions on assignment

State Lands Act: Relevant legislation when the property involves state land or state interests

Landlord Consent Requirements: Mandatory written consent requirements from the landlord before assignment can take place

Registration Requirements: Formal requirements for registering the assignment with relevant authorities

Notice Requirements: Obligations to provide proper notice to existing tenants and other relevant parties

Execution Requirements: Formal requirements for proper execution of the assignment document including witnessing and attestation

Stamp Duty Obligations: Specific requirements regarding timing and payment of stamp duties on the assignment