Purpose and preparation
Use the without-Singpass form if that route applies. Eligibility, required certified documents and mandatory declarations remain the same substantive renunciation requirements.
Choose the correct operation
Prepare the entire file before starting the non-saving form; send originals by the specified registered-post/mission route and retain delivery proof.
Official ICA source
Written independently from ICA’s English original. The linked source supplies the complete document and subsequent updates.