TaxBullUK capital gains tax

HMRC exchange rates for September 2018

145 currencies, as HMRC published them for 1 to 30 September 2018. Each figure is the number of units you get for one pound.

Divide, do not multiply

Sterling is the foreign amount divided by the rate in this table. Multiplying instead is wrong by the square of the rate, which on a typical dollar figure is more than half as much again.

HMRC do not prescribe which exchange rate you use. CG78310 expects a reasonable and consistent method, and the monthly rate is the method this calculator applies to every trade. What CG78310 does settle is the date: sterling worth is taken at the date of the acquisition or disposal (Bentley v Pike, Capcount Trading v Evans). A broker's own rate and a market feed are neither published nor consistent, so this site never reads one.

Every rate HMRC published for September 2018

Units of each currency per £1, for 1 to 30 September 2018. Sorted by currency code.
Code Currency Units per £1 Period covered
AED Dirham 4.7417 1 to 30 September 2018
ALL Lek 139.8 1 to 30 September 2018
AMD Dram 623.37 1 to 30 September 2018
AOA Readj Kwanza 351.9 1 to 30 September 2018
ARS Peso 39.04 1 to 30 September 2018
AUD Dollar 1.756 1 to 30 September 2018
AWG Florin 2.3107 1 to 30 September 2018
AZN New Manat 2.19 1 to 30 September 2018
BAM Marka 2.1769 1 to 30 September 2018
BBD Dollar 2.5818 1 to 30 September 2018
BDT Taka 108.37 1 to 30 September 2018
BGN Lev 2.1769 1 to 30 September 2018
BHD Dinar 0.4872 1 to 30 September 2018
BIF Franc 2,313.92 1 to 30 September 2018
BMD Dollar (US) 1.2909 1 to 30 September 2018
BND Dollar 1.7643 1 to 30 September 2018
BOB Boliviano 8.9202 1 to 30 September 2018
BRL Real 5.2733 1 to 30 September 2018
BSD Dollar 1.2909 1 to 30 September 2018
BTN Ngultrum 90.15 1 to 30 September 2018
BWP Pula 13.72 1 to 30 September 2018
BYN Rouble 2.6405 1 to 30 September 2018
BZD Dollar 2.5802 1 to 30 September 2018
CAD Dollar 1.6819 1 to 30 September 2018
CDF Congo Fr 2,092.55 1 to 30 September 2018
CHF Franc 1.2689 1 to 30 September 2018
CLP Peso 851.27 1 to 30 September 2018
CNY Yuan 8.8375 1 to 30 September 2018
COP Peso 3,825.72 1 to 30 September 2018
CRC Colon 733.14 1 to 30 September 2018
CUP Peso 1.2909 1 to 30 September 2018
CVE Escudo 123.55 1 to 30 September 2018
CZK Koruna 28.62 1 to 30 September 2018
DJF Franc 229.41 1 to 30 September 2018
DKK Krone 8.3008 1 to 30 September 2018
DOP Peso 63.83 1 to 30 September 2018
DZD Dinar 152.51 1 to 30 September 2018
ECS Dollar 1.2909 1 to 30 September 2018
EGP Pound 23.06 1 to 30 September 2018
ERN Nakfa 19.36 1 to 30 September 2018
ETB Birr 35.59 1 to 30 September 2018
EUR Euro 1.113 1 to 30 September 2018
FJD Dollar 2.7092 1 to 30 September 2018
GEL Lari 3.337 1 to 30 September 2018
GHS Cedi 6.2544 1 to 30 September 2018
GMD Dalasi 62.93 1 to 30 September 2018
GNF Franc 11,676.24 1 to 30 September 2018
GTQ Quetzal 9.6894 1 to 30 September 2018
GYD Dollar 269.81 1 to 30 September 2018
HKD Dollar 10.13 1 to 30 September 2018
HNL Lempira 30.98 1 to 30 September 2018
HRK Kuna 8.269 1 to 30 September 2018
HTG Gourde 88.57 1 to 30 September 2018
HUF Forint 359.59 1 to 30 September 2018
IDR Rupiah 18,821.4 1 to 30 September 2018
ILS Shekel 4.6882 1 to 30 September 2018
INR Rupee 90.15 1 to 30 September 2018
IQD Dinar 1,536.82 1 to 30 September 2018
ISK Krona 138.91 1 to 30 September 2018
JMD Dollar 176.18 1 to 30 September 2018
JOD Dinar 0.9165 1 to 30 September 2018
JPY Yen 142.59 1 to 30 September 2018
KES Schilling 130.05 1 to 30 September 2018
KGS Som 89.71 1 to 30 September 2018
KHR Riel 5,253.98 1 to 30 September 2018
KMF Franc 547.55 1 to 30 September 2018
KRW Won 1,444.39 1 to 30 September 2018
KWD Dinar 0.3913 1 to 30 September 2018
KYD Dollar 1.0585 1 to 30 September 2018
KZT Tenge 466.83 1 to 30 September 2018
LAK Kip 10,992.06 1 to 30 September 2018
LBP Pound 1,953.14 1 to 30 September 2018
LKR Rupee 207.22 1 to 30 September 2018
LRD Dollar 1.2909 1 to 30 September 2018
LSL Loti 18.44 1 to 30 September 2018
LYD Dinar 1.7879 1 to 30 September 2018
MAD Dirham 12.19 1 to 30 September 2018
MDL Leu 21.69 1 to 30 September 2018
MGA Malagasy Ariary 4,268.38 1 to 30 September 2018
MKD Denar 68.53 1 to 30 September 2018
MMK Kyat 1,951.2 1 to 30 September 2018
MNT Tugrik 3,184.66 1 to 30 September 2018
MOP Pataca 10.43 1 to 30 September 2018
MRO not held 461.24 1 to 30 September 2018
MUR Rupee 44.13 1 to 30 September 2018
MVR Rufiyaa 19.94 1 to 30 September 2018
MWK Kwacha 937.41 1 to 30 September 2018
MXN Mexican Peso 24.29 1 to 30 September 2018
MYR Ringgit 5.2895 1 to 30 September 2018
MZN Metical 76.53 1 to 30 September 2018
NGN Naira 466.01 1 to 30 September 2018
NIO Gold Cordoba 41 1 to 30 September 2018
NOK Norwegian Krone 10.78 1 to 30 September 2018
NPR Rupee 144.25 1 to 30 September 2018
NZD Dollar 1.9273 1 to 30 September 2018
OMR Rial 0.4969 1 to 30 September 2018
PAB Balboa 1.2909 1 to 30 September 2018
PEN New Sol 4.2387 1 to 30 September 2018
PGK Kina 4.2772 1 to 30 September 2018
PHP Peso 68.98 1 to 30 September 2018
PKR Rupee 159.42 1 to 30 September 2018
PLN Zloty 4.7679 1 to 30 September 2018
PYG Guarani 7,494.06 1 to 30 September 2018
QAR Riyal 4.7002 1 to 30 September 2018
RON New Leu 5.1732 1 to 30 September 2018
RSD Dinar 131.42 1 to 30 September 2018
RUB Rouble 87.56 1 to 30 September 2018
RWF Franc 1,135.82 1 to 30 September 2018
SAR Riyal 4.8417 1 to 30 September 2018
SBD Dollar 10.08 1 to 30 September 2018
SCR Rupee 17.88 1 to 30 September 2018
SDG Pound 23.31 1 to 30 September 2018
SEK Krona 11.7 1 to 30 September 2018
SGD Dollar 1.7643 1 to 30 September 2018
SLL Leone 10,746.79 1 to 30 September 2018
SOS Schilling 746.14 1 to 30 September 2018
SRD Dollar 9.6276 1 to 30 September 2018
STD Dobra 27,418.8 1 to 30 September 2018
SVC Colon 11.29 1 to 30 September 2018
SZL Lilangeni 18.44 1 to 30 September 2018
THB Baht 42.27 1 to 30 September 2018
TMT New Manat 4.5311 1 to 30 September 2018
TND Dinar 3.5297 1 to 30 September 2018
TOP Pa'anga (AUS) 1.756 1 to 30 September 2018
TRY Turkish Lira 7.8025 1 to 30 September 2018
TTD Dollar 8.688 1 to 30 September 2018
TWD Dollar 39.65 1 to 30 September 2018
TZS Schilling 2,952.3 1 to 30 September 2018
UAH Hryvnia 35.86 1 to 30 September 2018
UGX Schilling 4,827.98 1 to 30 September 2018
USD Dollar 1.2909 1 to 30 September 2018
UYU Peso 41.16 1 to 30 September 2018
UZS Sum 10,073.96 1 to 30 September 2018
VEF Bolivar Fuerte 320,815.78 1 to 30 September 2018
VND Dong 30,045.91 1 to 30 September 2018
VUV Vatu 145.36 1 to 30 September 2018
WST Tala 3.3696 1 to 30 September 2018
XAF CFA Franc 730.07 1 to 30 September 2018
XCD E Caribbean Dollar 3.4854 1 to 30 September 2018
XOF CFA Franc 730.07 1 to 30 September 2018
XPF CFP Franc 132.81 1 to 30 September 2018
YER Rial 323.17 1 to 30 September 2018
ZAR Rand 18.44 1 to 30 September 2018
ZMW Kwacha 12.9 1 to 30 September 2018
ZWL Dollar 467.17 1 to 30 September 2018

Rates are shown exactly as published and are not rounded, because the calculator divides by the same figure. A currency with no name against it is one this server holds only by code.

Where this month came from

Months before January 2021 come from HMRC's own XML archive, which is what the gov.uk collection links to for monthly rates up to December 2020. This is the file for September 2018:

http://www.hmrc.gov.uk/softwaredevelopers/rates/exrates-monthly-0918.XML

The same file is also served with a lower case extension, at http://www.hmrc.gov.uk/softwaredevelopers/rates/exrates-monthly-0918.xml, and HMRC's own index is inconsistent about which. The host is case sensitive, so both spellings are tried. The file carries a Period attribute and a rate is kept only when that attribute names the month asked for, because a wrong month URL still answers 200 with a complete and valid looking file.

The collection that lists both is Exchange rates for customs and VAT on gov.uk. Nothing here is taken from a mirror. A rate comes from HMRC or it does not come at all.

Using this month on a return

Work out the tax from your broker CSV →

Upload a broker export and every foreign trade in it is converted at the HMRC rate for its own month, with the month named in the report. The guide explains the matching rules that decide which cost a disposal takes.