If you are a current work pass holder (Employment Pass, Personalised Employment Pass, EntrePass or S Pass), and have worked in Singapore for at least six months, you'll be eligible to apply for Singapore PR (permanent resident) status.
You may also be eligible to apply for permanent residence if you are a/an:
Factors that affects the success rate for the approval of your Singapore Permanent Residency application:
Generally, PR applications take about four to six months to process, provided all the required documents are submitted. Depending on the complexity of the case, some applications may take more than six months to process.
If you are a foreign investor in Singapore, you can apply for permanent residence under the Singapore Investor Programme (GIP)