
Guidelines of OPAC system
Create a user account (if you are not already registered)
Log in to the system.
Click on the plus mark or the “Apply for Approvals” tab on the dashboard
Select the “Nature of Application” and the “Type of Application”.
Fill the required details and upload necessary documents. Further, if necessary, select other services
Submit the application.
On feedback from concerned officer, attend to the shortcomings. If all requirements are in order, pay the processing fee via online or manual (If payment is done manually, upload the image of the receipt to the system)
Frequently asked question

When you buy a land from the city of Colombo
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Have to Change ownership (AT Process) and Obtaining loyal citizenship and register your Notary
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Have to obtain other CMC clearance
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How to obtain clearances from other organizations
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How to obtain the assistant before plan the building
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Bulding Application
CMC Officer can see the application submission and give comments. Submission to recheck the application by cmc officer. Provide feedback from CMC officer for submit application and document acknowledgement for customer. Based on feedback applicant submit application
- BA Guideline sheet Download PDF
- Declaration Form of the Chartered Architect Download PDF
- Declaration Form of the Structural Engineer Download PDF


How to Create an appointment date for handover the application and Physical documents
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How to handover the application with Physical documents and pay processing fee at the counter of CMC
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How to obtain acknowledgements of documents submission and payment
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How to track the progress of the process
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How to extend the period of the construction permit
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How to reapply if couldn’t complete the construction
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How to apply for the CoC (Certificate of Conformity)
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