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GB 44721 Enforced: L3/L4 Autonomous Driving Safety Baseline Established

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On July 30, 2026, the mandatory national standard "Intelligent Connected Vehicles — Safety Requirements for Automated Driving Systems" (GB 44721-2026) was approved for release, set to take effect on July 1, 2027. This standard establishes unified safety准入 thresholds for L3/L4 autonomous vehicles across four dimensions: enterprise lifecycle assurance, dynamic driving task execution, human-machine interaction, and testing methods.

Mandatory Standards End Unregulated AD Competition

In July 2026, the Ministry of Industry and Information Technology successively issued two mandatory national standards: GB 47955-2026 for combined driving assistance systems and GB 44721-2026 for automated driving systems, effective January 2027 and July 2027 respectively. These standards clearly delineate the boundary between assisted driving and autonomous driving, covering mainstream mass-produced intelligent driving products from L2 to L4 levels.

Key Impact Areas:

  • Regulatory: Removes institutional barriers for L3/L4 commercialization, clarifying driver bears full responsibility in L2 mode while OEMs assume system safety liability when L3 is activated
  • Competitive: Shifts industry competition from hardware parameter benchmarking to safety capability comparison
  • International: China's UN ADS GTR, approved in June 2026, is complemented by stricter domestic requirements

Four-Pillar Safety Requirement Framework

GB 44721-2026 establishes a comprehensive safety framework:

Enterprise Lifecycle Safety Assurance Manufacturers must build safety capabilities spanning safety policy, risk management, safety assurance, and continuous improvement across product design, manufacturing, and post-deployment phases.

Dynamic Driving Task Execution The automated driving system must achieve safety levels at least equivalent to a qualified and attentive human driver, while not creating unreasonable risks to users or other road participants.

Human-Machine Interaction & User Notification

  • Safe activation and deactivation processes
  • Clear status signals for ready, active, and deactivated states
  • L3 systems must include driver takeover capability monitoring
  • Manufacturers must inform users of automation levels, capability boundaries, and limitations

Multi-Dimensional Testing Methods A three-tier testing framework combines enterprise capability audits, safety documentation reviews, and confirmatory tests conducted by third-party agencies per GB/T 41798, GB/T 44719, and GB/T 47025 standards.

Standard DimensionGB 47955-2026GB 44721-2026
Applicable LevelL2 Combined AssistanceL3/L4 Automated Driving
Effective DateJanuary 2027July 2027
LiabilityDriver fully responsibleOEM liable when system active
Core FocusHuman drives, system assistsSystem performs driving task
Hardware MandateNo specific hardware requiredNo specific hardware required

Industry Impact and Compliance Pathway

The mandatory standards create both short-term compliance challenges and long-term transformation opportunities. New type-approved vehicles must comply from July 2027; existing approvals transition by July 2028.

Automaker Compliance Priorities:

  1. Audit existing L3/L4 product lines against four safety requirements
  2. Establish comprehensive safety documentation and lifecycle management
  3. Upgrade simulation, proving ground, and road testing capabilities
  4. Optimize HMI design and user notification workflows

Notably, the standards maintain outcome-oriented principles without mandating specific hardware such as LiDAR, preserving flexibility for diverse technical approaches including vision-only, LiDAR-based, and fusion perception systems.

Cui Dongshu, Secretary-General of CPCA, stated that these mandatory standards do not limit innovation but rather establish a "safety runway" for the autonomous driving industry, pushing China's intelligent connected vehicle sector toward high-quality development grounded in safety and solid technology rather than marketing-driven growth.

For more information, visit EX1000.COM.

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