Candidates of the Nigeria Customs Service (NCS) Superintendent Cadre recruitment test are reporting difficulties accessing the Batch B online test today, Thursday, 2nd October 2025.
Many users are encountering the following error on the official exam portal (https://exam.customs.gov.ng):
Rate Limited – Too Many Requests
Your requests are being limited because we’ve received too many in a short period. This helps keep the service reliable for everyone.
Retry available in 3592s
Error code: 429
Retry now
What can I do?
If this continues, try reducing the frequency of requests, check for automated scripts, or contact support with a timestamp and request details.
Steps to Follow if You Can’t Access NCS Exam Portal:
- Be Patient: Avoid repeatedly attempting to log in quickly, as this may worsen the problem or lock you out.
- Use a Stable Network: Ensure you are connected to a reliable internet connection.
- Change Your Browser: Try accessing the portal using a different web browser to see if it resolves the issue.
- Use the Correct Portal: Only access the test at https://exam.customs.gov.ng.
- Check Your Batch and Schedule: Confirm your assigned batch, date, and time at https://updates.customs.gov.ng.
- Retry Strategically: If the “Rate Limited” message appears, wait for the indicated time before trying again.
- Contact Support if Necessary: If the issue persists, reach out to support with your timestamp and error details.
Current Test Status:
- Some Batch B candidates have successfully logged in and started their exams after multiple attempts.
- Others are still unable to access the portal.
- Batch C remains scheduled for 5:00 PM.
- Batch A candidates earlier today experienced similar issues, though many completed the test successfully.
Important Reminder:
- This test is strictly for Superintendent Cadre applicants.
- Candidates under Inspectorate and Assistant Cadres should wait for separate notifications.
Candidates are encouraged to remain calm, follow these steps carefully, and monitor the official portals to avoid disqualification.