| Source Type | Example Domain Pattern | Verification Level | |-------------|----------------------|---------------------| | Federal Tax Agency | *.gov/tax/forms | Highest (digital sig) | | State Tax Board | *.state.us.us/forms | High (official seal) | | Authorized publisher | support.cch.com/forms | Medium (partner verified) | | University Tax Clinic | *.edu/tax/regulatory | Low but safe (no malware) |
3F8C9A2D1E4B7C5F6A8D9E2B3C4D5E6F7A8B9C0D1E2F3A4B5C6D7E8F9A0B1C2D rtgi 01702 download verified