| Abbreviation | Definition |
|---|---|
| HTCU | High Tech Crime Unit |
| HTE | Hazmat Trucking Enforcement |
| HTLF | Houston Trial Lawyers Foundation |
| HTTA | Having Taken Title As |
| HTV | Habitual Traffic Violator |
| HUB | Hear, Understand, Believe |
| HUG | Help Uncover Groups |
| HUGS | Help Us Get Safe |
| HUJ | Hmong United for Justice |
| HVJ | Homeless Voices for Justice |
| HW | The Hanging Wall |
| I | Inebriation |
| I | Ineligible |
| I | Intimidated |
| I/B | Instructed By |
| IA | Insane Assassin |
| IA | Internal Affairs |
| IAAIL | International Association for Artificial Intelligence and Law |
| IAAL | I Am A Lawyer |
| IAAPA | International Association Against Psychiatric Assault |