# The Wireless Telegraphy (Licence Charges) Regulations 2020, Schedule 8: HEAVY CONGESTION AREAS, MEDIUM CONGESTION AREAS, LIGHT CONGESTION AREAS AND NON-CONGESTION AREAS

Extent: E+W+S+N.I.

Grid Square References
Heavy congestion areas
NW 000 000
TA 000 000
TF 000 000
TM 000 000
SU 000 000
TQ 000 000
HU 000 500
NZ 500 000
SE 500 000
TG 500 000
SM 500 000
NS 000 500
NT 000 500
NZ 000 500
SC 000 500
SD 000 500
SH 000 500
SJ 000 500
NS 500 500
SU 500 000
SW 500 000
ST 000 500
TQ 000 500
TR 000 500
SX 000 500
SZ 000 500
SS 500 500
TQ 500 500
SX 500 500
SY 500 500
XD 500 500
Medium congestion areas
HU 000 000
HY 000 000
NO 000 000
TG 000 000
TR 000 000
SW 000 000
ND 000 500
NJ 500 000
NO 500 000
NW 500 000
SK 500 000
TF 500 000
SB 000 500
NT 500 500
SH 500 500
SJ 500 500
SK 500 500
TM 500 500
Light congestion areas
NK 000 000
NS 000 000
NU 000 000
NZ 000 000
SD 000 000
SS 000 000
ST 000 000
NG 500 000
NH 500 000
NX 000 500
NY 000 500
SE 000 500
TA 000 500
NH 500 500
NJ 500 500
NM 500 500
NO 500 500
NW 500 500
SS 500 000
SY 000 500
ST 500 500
SW 500 500
SZ 500 500
Non-congestion areas
All grid square references for 50 kilometre × 50 kilometre areas other than those listed in this Schedule.

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Source: https://www.legislation.gov.uk/uksi/2020/1068/schedule/8 (the official version)
Page: https://openlegislation.uk/wireless-telegraphy-licence-charges-regulations-2020/schedule-8
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.