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Singapore Customs

Temporary Import of Scientific or Technical Goods

Seven-step process for temporarily importing and re-exporting scientific or technical goods in Singapore under the Temporary Import Scheme (TIS).

Last updated 24 February 2026

Permit Application Procedures for Temporary Import of Scientific or Technical Goods

Importers bringing scientific or technical goods into Singapore on a temporary basis must follow the Temporary Import Scheme (TIS) requirements. The process involves several key steps:

Temporary Import Scheme (TIS) application steps

Step

Action

Key Details/Tips

1

Seek Competent Authority (CA) Approval 

If your scientific/technical goods are controlled, get approval from the relevant CA.

2

Prepare Submission

Compile the following documents for Singapore Customs: 

  • Cover letter stating purpose, duration, venue, experiment details, local sourcing check

  • Detailed technical specification

  • CA approval (if any)

  • Commercial invoice

  • Packing list

  • Bill of Lading/Airway Bill

  • Other Customs-specified documents

Submit these documents via Customs Documentation Enquiry Form email.

3

Apply for TIS Permit

Once Customs approves your submission, apply for the Customs In-Non Payment (Temporary Consignment) permit via TradeNet.

4

Import Clearance

Present the TIS permit and supporting documents to checkpoint officers for endorsement during import.

5

Re-export Application

Before re-exporting the goods, apply for the Customs Out (Temporary Consignment) permit via TradeNet.

Declare previous In-Non Payment permit number.

6

Export Clearance

Produce the necessary permit and supporting documents for clearance at the checkpoint during export.

7

Note Additional Requirements

Check Singapore Customs for any extra temporary import requirements that may apply.