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INTEREQ: System Maintenance

Please note that the InteReq system will not be available during the following time: 20 Oct 2019 (Sunday), 0200hrs-1400hrs.

We apologize for any inconvenience caused.

INTEREQ: Enhancements to S.47 Requisitions

With effect from 1 October 2019, Date of Completion will be required when you lodge a request for S.47 Certificate.

Click here to find out more.

INTEREQ: Important Enhancements to PUB Drainage Interpretation Plan (DIP) Requisitions

With effect from 1 August 2019, you will receive your DIP Reply within the same day.
There are also revisions to the fee structure and content of the report.
Please Click here to find out more.
Please Click here to view the new sample DIP attachment.

INTEREQ:System Generated Document for S.47 Certificate Under BMSMA

Law Firms will be receiving system generated S.47 Certificates under BMSMA with effect from 21st September 2018 from selected agencies.

Click here for more information.

Click here to view a sample of a system generated S.47 Certificate.

INTEREQ/PSS-INLIS: New Customer Service Operating Hours wef 1 June 2018

Please be informed that we have changed our operating hours for InteReq and PSS-INLIS. Our new operating hours are as follows:

Mondays to Fridays: 9 am to 6 pm
Saturdays: 9 am to 1 pm
Closed on Sundays and Public Holidays.


With immediate effect, no requests will be entertained for completed transaction under the current PSS-INLIS arrangement between Crimsonlogic and Singapore Land Authority. To avoid making more than 1 similar search, please DO NOT do a fresh search immediately if you encounter difficulties completing your transaction.

Please report the incident within 7 days to PSS-INLIS Helpdesk at (65) 6887 7888.

Click here for more information.

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