Overview

Mission Statement

1. To conduct independent reviews of the ethical merits of research projects that involve human subjects or human tissues, proposed by academic NUS staff.

2. To approve all relevant projects, in accordance with the Good Clinical Practice (GCP) and Bioethics Advisory Committee (BAC) guidelines and the applicable laws and regulations in Singapore that govern or regulate research involving human subjects.

3. To monitor research projects, by way of regular reports, as determined by the NUS-IRB.

4. To submit an annual report, and such other reports, as may be called for by the President of NUS, or any other relevant authority.


IRB website info graph


Research studies that do not require ethic clearance from NUS-IRB include:

(i) studies involving only literature review or;
(ii) studies that do not recruit human participants, use human biological materials/human tissue or human data or;
(iii) studies that involve only animals.

For any doubts or queries, please contact NUS-IRB.


Types of Research Info-graph 15Sep21


Type of Review (Updated)



IRB - Institutional Review Board
PI - Principal Investigator

Service Quality Timelines: 

Applications for ethics review are processed in the order of receipt. We strive to initiate the processing of applications within the following timelines, based on the type of review required:

For new applications:

1. Full Review: Applications submitted by the first working day of the month will be processed within the same month.

2. Expedited Review: Applications will be processed within 7 weeks of receipt.

3. Exemption Review: Applications will be processed within 2 weeks of receipt.


For modification applications:


1. Full Review: Applications submitted by the first working day of the month will be processed within the same month.

2. Exemption / Expedited Review: Applications will be proceed within 3 weeks of receipt

3. Administrative Review: Applications will be processed within 7 working days of receipt

Please note that processing times may vary based on staff availability and the volume of applications received. We are dedicated to upholding high standards of service quality and appreciate your understanding and patience.


Research Ethics Consultation Services:

NUS-IRB offers personalized research ethics consultations to support researchers in conducting responsible studies. If you need assistance with your Institutional Review Board (IRB) application or have questions about research ethics, we are here to help.

Schedule a Clinic Session
Book a session with our analysts for tailored guidance through the IRB application process.

Contact Us
To arrange a session, please email us at irb@nus.edu.sg. We look forward to assisting you with your research ethics needs.

For any queries, please contact NUS-IRB or DERC