❓Public FAQs

For Public Users only

Is Highway secure? How can I tell if it is a legitimate Highway link?

A legitimate Highway link willl always have:

• a gov.sg domain, and

• a "Singapore Government Agency Website" banner to ensure legitimacy

What file types are allowed?

We currently support uploading of these following file types below.

Documents: ‘doc’, ‘docx’, ‘ppt’, ‘pptx’, ‘xls’, ‘xlsx’, ‘csv’, ‘pdf’, ‘rtf’

Images: ‘bmp’, ‘png’, ‘gif’, ‘jpeg’, ‘jpg’, ‘svg’, ‘tif’, ‘tiff’

Videos: ‘mpeg’, ‘mpg’, ‘wmv’, ‘avi’, ‘mp4’

Audio: ‘m4a’, ‘mp3’, ‘wav’

Others: 'asc', 'cer', 'csv', 'dot', 'dxf', 'ent', 'htm', 'html', 'log', 'mpp', 'msg', 'mso', 'odb', 'odf', 'odg', 'odp', 'ods', 'odt', 'p7m', 'gno', 'p7s', 'pcx', 'pot', 'pps', 'ppsx', 'psd', 'pub', 'rtf', 'sxc', 'sxd', 'sxi', 'sxw', 'tar', 'txt', 'vcf', 'vsd', 'xml', 'zip', '264', 'edr', 'jdr', 'ts'

Can I submit files multiple times via the same link?

Yes, this is possible. Do note however that the submission link has an expiry date. If your submission link has expired, please contact the agency officer that created the link to recreate it for you to submit files.

What are the file size limits?

File size limit is up to 1 GB per file.

I can't find an answer to my question. Where can I get further assistance?

Please contact our team through this form: https://go.gov.sg/highway-support