The following are known Game Genie Codes for Street Cop on Nintendo Entertainment System (NES).

• Less Time On The Timer
  TAOVTXPA
• More Time On The Timer
  ZPOVTXPA
• Stop Timer
  SZSNTAVG
• Immune To Damage
  GXESTZST
• Start With Less Energy
  AONGNAAU
• Start With More Energy
  AVNGNAAL
• Start At Level 2
  PAXTPPAA
• Start At Level 3
  ZAXTPPAA
• Start At Level 4
  LAXTPPAA
• Take Minimum Damage
  OVESTZSV
  PEESYZAP