Tax Year 2018 File
General Information
| Title | .T18 File Extension |
| Extension | .t18 |
| Full Form | Tax Year 2018 File |
| File Type | Tax Return File |
| Developer | HRB Digital LLC |
| MIME Type | application/octet-stream |
File Function
| Primary Function | Store tax data |
| Additional Functions | Import prior year, Generate reports |
| Features | Data storage, Encrypted |
File Characteristics
| Quality | High integrity |
| Supports Layers | No |
| Supports Transparency | No |
| Editable | With software |
Use Cases
| Personal Tax Filing | Yes |
| Business Tax Filing | Yes |
| Tax Data Import | Yes |
Security and Practices
| Security Risks | Sensitive data |
| Best Practices | Secure storage, Regular updates |
Historical/Version Information
| Initial Release | Varies by software |
| Latest Version | Yearly updates |
Associated Types
| Similar Extensions | .t17, .t16, .tax2018 |
Software Compatibility
| Software | Usage Policy | OS Compatibility |
|---|---|---|
 H&R Block Tax Software |
Paid | Windows, Mac |
 TurboTax |
Paid | Windows, Mac |