Description
The New Type Approval Advisory Board (NTAAB) is a key governance body within the 3GPP organizational structure. Its primary function is to serve as a gatekeeper for the introduction of new technical work into the 3GPP standardization process. It evaluates and provides recommendations on proposals for new Work Items (WIs) and Study Items (SIs) that represent a 'new type' of workâmeaning work that is outside the current agreed scope of an existing Working Group or that requires significant new resources.
The NTAAB operates by reviewing formal Change Requests (CRs) for the 3GPP Work Plan. When a member company or a 3GPP Working Group proposes a new area of standardization, the proposal is submitted to the NTAAB. The board, composed of senior technical delegates from across the 3GPP organizational partners (e.g., ARIB, ATIS, ETSI, TTA, TTC, CCSA), assesses the proposal against a set of criteria. These criteria include technical justification, market relevance, feasibility within the 3GPP framework, alignment with 3GPP's defined scope, availability of necessary expertise, and impact on existing work and timelines.
The board's review process involves discussion, questioning of the proponents, and deliberation. The NTAAB does not have final approval authority; instead, it provides a recommendation to the 3GPP Project Coordination Group (PCG), which is the ultimate decision-making body. The NTAAB's recommendation, which can be for approval, rejection, or request for modification, carries significant weight. Its role is to ensure that the 3GPP work program remains focused, manageable, and driven by clear technical and market needs, preventing fragmentation and scope creep.
Architecturally, the NTAAB is a committee that sits between the proposing entities (Technical Specification Groups and their Working Groups) and the PCG. It acts as a filter and an advisory layer. Its work is documented in reports and meeting minutes, and its decisions influence the trajectory of 3GPP's evolution by determining which new technologies (like NB-IoT, Network Slicing, or V2X in their infancy) are granted a formal study or standardization phase within the consortium.
Purpose & Motivation
The NTAAB was established to bring rigor and control to the process of expanding 3GPP's standardization scope. As 3GPP evolved from its initial focus on 3G/UMTS standards into a body defining standards for 4G LTE, 5G, and beyond, the number and diversity of proposed new work items exploded. Without a formal evaluation mechanism, there was a risk of the work program becoming unmanageable, diluted, or straying from 3GPP's core telecommunications mission.
The problem it solves is one of governance and prioritization. It prevents the initiation of redundant, overly niche, or technically infeasible studies that would consume valuable resources from the Working Groups. It ensures that any significant new direction for 3GPP is vetted for strategic alignment, ensuring that the consortium's output remains coherent and market-relevant. Historically, as 3GPP became the de facto global standard for mobile communications, the stakes for including or excluding a technology became very high, necessitating a fair and transparent evaluation process.
Its creation was motivated by the need for a structured, consensus-based approach to innovation management within a large, multi-partner consortium. It addresses the limitations of an ad-hoc or purely political process by applying consistent technical and strategic criteria. This helps 3GPP balance the drive for innovation with the practical constraints of timeline, resource availability, and maintaining backward compatibility and system integrity. The NTAAB is a critical component in ensuring 3GPP's standards maintain their global relevance and technical quality.
Key Features
- Evaluates proposals for new Work Items and Study Items
- Assesses technical justification and market need for proposed work
- Reviews alignment with 3GPP's scope and strategic direction
- Considers resource and expertise availability within Working Groups
- Provides advisory recommendations to the Project Coordination Group (PCG)
- Operates based on consensus among organizational partner representatives
Evolution Across Releases
Initial establishment of the NTAAB as a formal 3GPP governance body. Defined its charter, membership, and operating procedures within the 3GPP project agreement and working procedures. It was created to manage the influx of new work proposals as 3GPP expanded beyond its original UMTS scope into all-IP core networks and enhanced radio access.
Defining Specifications
| Specification | Title |
|---|---|
| TS 21.905 | 3GPP TS 21.905 |