VMS TAXPAYER GUIDE ON TAXPAYER PORTAL ERRORS

(“CONNECTION NOT PRIVATE”, “ERROR 403”, “ERROR 404” AND “ERROR 400”)

ENSURE THAT THE NETWORK IS CONNECTED.

Recommended Browser: Google Chrome (Latest Version)

Click on this LINK to download Guide

Last Updated - February 4, 2026

VMS TAXPAYER GUIDE ON TAXPAYER PORTAL ERRORS

(“CONNECTION NOT PRIVATE”, “ERROR 403”, “ERROR 404” AND “ERROR 400”)

ENSURE THAT THE NETWORK IS CONNECTED.

Recommended Browser: Google Chrome (Latest Version)

Click on this LINK to download Guide

Last Updated - February 4, 2026