47 CFR Part 21

Reference links for FCC rule parts used in equipment authorization records.

Rule Definition

Rule Value	21
Definition	This FCC equipment authorization rule value refers to Title 47 CFR Part 21.
eCFR Reference	https://ecfr.io/Title-47/Part-21

Applications Referencing Rule Part 21

Rule Parts	Rows
90.21	1,831
21, 74, 78, 94	946
21, 94	724
22, 74, 90.21	661
22, 74, 90, 90.21	650
22, 74, 90, 90.210, 95A	593
21	572
0.21	354
90, 90.21	314
0.0021000	296
0.215	272
21, 74, 94	265
0.219	263
0.217	246
0.214	244
0.021	241
0.212	229
0.211	225
21, 74	222
0.218	216
0.216	205
0.221	198
0.121	193
22, 90.21	187
21, 90	184
0.2173	184
0.2198	178
0.2138	177
0.2163	169
0.213	168
0.2183	167
90.217	166
0.2109	163
0.2128	157
0.2168	157
0.2143	157
0.2178	153
90.210	151
90.217(b)	142
0.2148	139
0.2113	135
0.2123	130
22, 74, 90.210, 95A	130
0.2421	129
0.2193	127
0.2213	125
0.2118	125
0.2188	123
0.2104	120
0.0021	118
0.2158	117
0.2218	114
0.2133	113
21, 90, 95	107
0.1219	97
21, 9	93
0.1216	89
0.2153	89
0.1211	89
0.1521	79
0.1213	78
0.1021	73
0.321	67
22, 74, 90.210, 95	63
0.1321	59
0.0321	59
21, 22, 90, 95	59
0.0721	56
22, 74, 80, 90.21	55
90.210(e)	47
21, 22, 9	45
80, 90, 90.21	43
0.0218	42
90.210, 90.210(e)	42
21, 74, 90	42
0.0521	41
0.0221	40
0.5821	39
0.0211	39
0.0217	37
0.0215	36
0.0213	36
0.3214	35
0.0621	35
0.4721	34
0.0210000	33
0.0219	33
0.0421	32
0.421	31
0.3221	31
0.0121	31
0.0212	28
0.0214	28
0.0012100	28
21, 22, 90, 94	27
21, 74, 78	27
0.4217	25
21, 74, 78, 101	25
0.0021100	23
0.22182	22

FCC IDs Using Rule Part 21

FCC ID	Applicant	Device	Date
2A75D-VCU	Hyundai Kefico	VCU	2025-07-01
2AIQACCT	Sierra Innotek, Inc	Law Enforcement package beacon	2023-09-26
2A6WT-GD6HD	Takachiho Sangyo Co. Lt.d	Horizontal Directional Drill Tracking System	2022-07-28
2A28Q-NX1	Ansonic GmbH	Sub-GHz Narrowband Transceiver Module	2022-02-10
2AC8P-456TR1	ABITRON Control Systems GmbH	RF module	2019-12-17
2AIQA-CMVAD100	Sierra Innotek, Inc	Law Enforcement Body Wire Transmitter	2018-11-29
2AAFWVTX1	Visiplex, Inc.	Radio Transceiver	2017-09-26
2AAFWVNS22XX	Visiplex, Inc.	Wireless Paging Controller	2016-08-05
2ADGA-WT4100	Schneider Electric Industries SAS	WT4100 series Long Range Wireless Transmitters	2015-12-01
2AAFWCT15X	Visiplex, Inc.	Compact Transmitter	2015-04-29
2AAFWCT10X	Visiplex, Inc.	Compact Transmitter	2015-03-03
2AC8P-434TR1	ABITRON Control Systems GmbH	Transceiver Module	2015-02-19
2AC8P-458TR1	ABITRON Control Systems GmbH	Transceiver Module	2015-02-19
2AB6OTR7400	Long Range Solutions, LLC	Short range paging system transmitter	2014-09-18
2AB6OTX1605	Long Range Solutions, LLC	Short range paging system transmitter	2014-08-14
2AB6OTX7400A	Long Range Solutions, LLC	Short range paging system transmitter	2014-04-29
2ABN5OPCC2013010100	Shenzhen Opower development Co.,ltd	Output Power 3W2,Speaker Unit, 40mm2 anti-magnetism	2014-03-31
AAO1901208	RadioShack Corporation	Business Band Transceiver	2001-06-20
AAO01901210	RadioShack Corporation		1999-09-30
AAO1901210	RadioShack Corporation	BUSINESS BAND RADIO	1999-01-26
AAO1901206	RadioShack Corporation	VHF TRANSCEIVER	1998-12-01
AAO32-1235T	RadioShack Corporation		1996-08-29
ABZ89FC3785	Motorola Solutions, Inc.	Single Channel Mode	1996-06-06
ABZ89FC1607	Motorola Solutions, Inc.	This action adds digital emission under Part 22. Original date of grant is April 20, 1982.	1992-09-08
ABZ89FC3636	Motorola Solutions, Inc.		1992-08-11