2023年9月1日，新加坡IMDA發布了《短程設備技術規范》（IMDA TS SRD），第1期，第3版，取代了IMDA TS SR D第1期第2版，并于2023年9月1日生效。
本新技術規范的兩個要點如下：
1.新加坡IMDA允許使用WiFi 6e（5.945MHz–6.425MHz）；
2.SRD表中有一些細微的變化，詳見下表：
| Revised TS | Items Changed | Effective Date |
| Section | ||
| Changes to IMDA TS SRD, Issue 1r2, Aug 2021 | ||
The IMDA TS SRD Issue 1 Revision 3 (April 2023) has replaced the IMDA TS SRD Issue 1 Revision 2(Aug 2021). | Sep 23 | |
| 54.2.2 | Changes to equipment safety specifications | 1 Sep 23 |
Table 1 (3b, 4b, 6b） | Listing of additional ETSI standard EN 300 330 | |
Table 1 (44） | Added band 10.20-11 MHz | |
Table 1 (8b） | The max field strength for 13.553-13.567 MHz has been revised from 94 dBμV/m at 10m to max RF output power 10mW (e.r.p.) | |
Table 1 (13c） | Replace 14a by 13c Amended band from 40.665-40.695 MHz to 40.66-40.70 MHz Removed: subsumed under 13a | |
Table 1 (14b) | Removed; subsumed under 13a | |
Table 1 (15) | Removed; band 40.77-40.83 MHz removed | |
Table 1 (23a) | The max field strength for 180.00-200.00 MHz from 112dBuv/m at 10m to max RF output power 10mW (e.r.p.) | |
Table 1 (23b) | The max field strength for 180.00-200.00 м 10m to max RF output power 50mw（e.r.p.） | |
Table 1 (27a, 27c, 27d) T??l? | Replaced 27 | |
Table 1 (28) | Renumbered to 27b | |
Table 1 (30a, 30b, 30c, 30d) | Amended band from 920-925 MHz to 917-925 MHz | |
Table 1 (31) | Removed; band 1427.00-1432.00 MHz removed | |
Table 1 (33b) | Amended access conditions for operation in 5.15-5.25 GHz from "need not employ DFS"to"need not employ TPC and DFS | |
Table 1 (35) | Amended application type from "Wireless LAN and broadband access" to "RLAN/Fixed Broadband Systems" | |
Table 1 (41) | Does not distinct if vehicle is in motion or stationary Amended max RF output power | |
Table 1 (42) | Added band 122-123 GHz | |
Table 1 (43) | Added band 244-246 GHz | |
Table 1 (45a, 45b) | Added band 5.945-6.425 GHz | |
| Table 2（6） | Added 57-63 GHz | |
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