The following are known Game Genie Codes for Judge Dredd on SEGA Genesis.

• AKCT-EA24
  Infinite energy
• AVCT-EA4A
  Infinite lives
• AGAT-AAHW
  Start with 1 life
• BGAT-AAHW
  Start with 9 lives
• XGBA-AAC4
  Start with 99 Grenades
• XGBA-AADC
  Start with 99 High Explosive Missiles
• XGBA-AACW
  Start with 99 Armor Piercing Missiles
• XGBA-AACL
  Start with 99 Incendiary Missiles
• XGBA-AACC
  Start with 99 Ricochet Missiles
• XGBA-AAB4
  Start with 99 Heat Seekers
• XGBA-AADL
  Start with 99 Double Whammies
• XGBA-AADW
  Start with 99 Boing bubbles
• XGBA-AAD4
  Start with 99 Flares
• AAST-EAGL
  Most weapon ammo is infinite once you have collected some