Issue history TC520 - Parking Enforcement - vary of contract with existing provider (2020/08/14B) Issue Details Issue History Related Decisions 09/10/2020 - Published decision: TC520 - Parking Enforcement - vary of contract with existing provider (2020/08/14B)16/10/2020 - Call-in period expired: TC520 - Parking Enforcement - vary of contract with existing provider (2020/08/14B)