PR to Singaporean Citizenship: How Long Should You Wait Before Applying for Citizenship?

Quick AnswerIf you are aged 21 or above, you can apply for Singapore citizenship after holding Permanent Resident status for at least 2 years. Two years is the minimum eligibility period. ICA does not publish an ideal waiting period beyond that, and meeting the minimum does not guarantee approval. |
When deciding how long to wait before applying for citizenship, look at more than the date you became a PR. ICA considers your length of residency together with factors such as family ties to Singaporeans, economic contributions, qualifications, age and family profile1.
For many adult PRs, two years is the earliest they can apply2. Whether you submit then or later depends on the profile you are presenting at that time.
When Can a PR Apply for Singapore Citizenship?
The minimum period depends on which citizenship category applies to you3.
| Applicant | Citizenship Eligibility |
|---|---|
| Adult PR aged 21 or above | PR for at least 2 years |
| PR married to a Singapore Citizen | PR for at least 2 years and married to the Singapore Citizen for at least 2 years |
| PR student in Singapore | Resided in Singapore for more than 3 years, including at least 1 year as a PR, and passed at least one national exam (PSLE, GCE N/O/A Levels) or enrolled in the Integrated Programme (IP). |
| Unmarried child below 21 of a Singapore Citizen | Born within a legal marriage to, or legally adopted by, a Singapore Citizen |
| Aged parent of a Singapore Citizen | Must be a PR; sponsored by a Singapore Citizen child aged 21 or above |
For adult PRs aged 21 or above, the two-year requirement refers specifically to time spent as a Permanent Resident. Years lived or worked in Singapore before obtaining PR do not shorten that period, so even someone who spent six years here before becoming a PR would still need to hold PR for at least two years before applying.
Should You Apply After 2 Years or Wait Longer?
Two years of PR status is the minimum for eligible adults aged 21 or above. Beyond that, ICA does not set an additional three-, four- or five-year waiting period.
Waiting longer may give you more time to establish a stronger employment, family or residency record, but ICA does not set an ideal waiting period beyond the minimum or state that an additional year of PR status, by itself, improves approval prospects.
The timing therefore comes down to the profile you can present when you apply.
What Should You Consider Before Becoming a Singapore Citizen?
Once you meet the eligibility period, timing is only one part of the decision. Citizenship also changes your legal status and carries obligations that should be understood before submission.
What Changes When You Become a Singapore Citizen?
PR and citizenship are different statuses.
A Singapore PR needs a valid Re-Entry Permit (REP) when travelling overseas to retain PR status while abroad. A Singapore citizen does not need an REP and can apply for a Singapore passport after citizenship is granted.
For someone considering whether to convert from PR to Singaporean citizenship, this is a long-term change in nationality status, not simply the next renewal after PR.
Do You Need to Give Up Your Existing Citizenship?
For adult applicants aged 21 and above, yes. Singapore does not allow adult dual citizenship, so successful applicants must renounce their existing citizenship before completing Singapore citizenship formalities.
Do not renounce your existing citizenship when you submit the application or immediately after receiving In-Principle Approval though. After you have completed the required post-approval steps and downloaded your Final Outcome Letter, you can begin the renunciation process with the relevant foreign authority. You must then follow ICA’s instructions for completing your citizenship formalities.
What Should Families Know About National Service?
Male Singapore Citizens and Permanent Residents are liable for National Service unless exempted, including those who obtain PR or citizenship as foreign students or through their parents’ sponsorship.
For those liable, NS registration takes place at 16½, with full-time service scheduled after they reach 18, subject to the applicable education deferment rules.
How Do You Apply for Singapore Citizenship as a PR?

Apply online through ICA’s citizenship e-Service once you meet the eligibility requirements.
For adult PRs aged 21 and above:
- Log in with Singpass and complete the citizenship application.
- Upload the required documents, which may include identity, family, education and employment records.
- Provide official translations for documents that are not in English.
- Complete the required declarations and submit the application.
- Pay the S$100 application fee per applicant4.
- If approved, pay S$70 for the Singapore Citizenship Certificate and S$10 for the Singapore Identity Card if you are aged 15 or above.
ICA may request additional documents during the assessment.
How Long Does a Singapore Citizenship Application Take?
ICA generally processes Singapore citizenship applications within 12 months, although some cases may take longer.
If you apply as soon as you become eligible after two years as a PR, the total time from obtaining PR to receiving an outcome will therefore extend beyond the two-year eligibility period.
If approved, the process does not end with the decision. Applicants receive an In-Principle Approval and must complete the required post-approval steps, including the Singapore Citizenship Journey for applicants aged 16 to 60, before completing citizenship formalities.
Is It the Right Time for You to Apply for Singapore Citizenship?
Through our immigration services, Xignam can review how long you have held PR, your overall residence history and the wider factors ICA considers when assessing citizenship applications.
If you are eligible, we can support your application for Singapore citizenship and review the documentation required for your circumstances. If you secured PR more recently through a Singapore PR application, we can also review where you currently stand in relation to citizenship eligibility.
Unsure whether to apply now or remain a PR for longer? Speak to Xignam about your current profile before submitting your citizenship application.
Frequently Asked Questions About Becoming a Singapore Citizen After PR
For most adult applicants, you must first have held Singapore PR for at least two years and be aged 21 or above. You then submit the citizenship application through ICA’s e-Service using Singpass and complete the required documents, declarations and payment.
A PR converting to Singaporean citizenship must still receive ICA approval and complete the post-approval requirements before becoming a citizen.
After two years, whether you apply immediately or later depends on the overall profile you can present at the time, including factors such as family ties, economic contributions, qualifications, age, family profile and length of residency.
Submit your application through ICA’s citizenship e-Service. Adult PR applicants generally use Singpass to complete the form, make the required declarations, upload supporting documents and pay the application fee.
An adult applicant aged 21 or above generally needs at least two years of PR status. A PR married to a Singapore Citizen must have held PR for at least two years and have been married to the citizen for at least two years. PR students need more than three years of residence in Singapore, including at least one year as a PR, together with the applicable education requirement.
Not necessarily. Two years is the minimum eligibility period for an adult PR aged 21 or above, but ICA does not set an ideal additional waiting period after that.
An adult PR aged 21 or above can apply after holding PR for at least two years. ICA generally processes citizenship applications within 12 months, although some cases take longer. Meeting the eligibility period does not guarantee approval.
Sources
- https://www.ica.gov.sg/information-and-e-services/citizenship-and-permanent-residence/permanent-residence/permanent-residence-application#overview
- https://www.ica.gov.sg/information-and-e-services/citizenship-and-permanent-residence/citizenship/singapore-citizenship-application#eligibility
- https://www.ica.gov.sg/information-and-e-services/citizenship-and-permanent-residence/citizenship/singapore-citizenship-application#eligibility
- https://www.ica.gov.sg/information-and-e-services/citizenship-and-permanent-residence/citizenship/singapore-citizenship-application#fees