3GPP mobility reference · 4G · 5G · NTN · IoTUnofficial · Spec-referenced · Rel-15 → Rel-20

RedCap

Reduced Capability

IoTIntroduced Rel-17

Definition

Reduced-capability NR UEs defined from Rel-17. eRedCap UEs are described in TS 38.306.

Related Specifications

NR; User Equipment (UE) radio access capabilities

Architecture

Rel-19TS5G-AdvancedUpdated 2026-10-16

NR; Radio Resource Control (RRC); Protocol specification

Protocol

Rel-19TSMobilityUpdated 2026-10-16