2026/27 tax year
UK tax codes explained: the 200 most common codes
A tax code is the number and letters HMRC gives your employer to work out how much tax-free pay you get. The standard code for 2026/27 is 1257L, worth £12,570. This index explains 200 common codes, including Scottish S codes, Welsh C codes, BR, D0, K codes and emergency W1 and M1 codes.
Standard and Marriage Allowance codes
- 1257LAllowance £12,570
- 1383MAllowance £13,830
- 1131NAllowance £11,310
- S1257LAllowance £12,570
- S1383MAllowance £13,830
- S1131NAllowance £11,310
- C1257LAllowance £12,570
- C1383MAllowance £13,830
- C1131NAllowance £11,310
- 1582LAllowance £15,820
- 1250LAllowance £12,500
- 1185LAllowance £11,850
- 1150LAllowance £11,500
- 1100LAllowance £11,000
- 1060LAllowance £10,600
- 1000LAllowance £10,000
- 944LAllowance £9,440
- 810LAllowance £8,100
- 747LAllowance £7,470
- 647LAllowance £6,470
- 1263LAllowance £12,630
- 1288LAllowance £12,880
- 1300LAllowance £13,000
- 1310LAllowance £13,100
- 1320LAllowance £13,200
- 1330LAllowance £13,300
- 1350LAllowance £13,500
- 1380LAllowance £13,800
- 1400LAllowance £14,000
- 1420LAllowance £14,200
- 1450LAllowance £14,500
- 1500LAllowance £15,000
- 1200LAllowance £12,000
- 1131LAllowance £11,310
- 1050LAllowance £10,500
- 950LAllowance £9,500
- 900LAllowance £9,000
- 850LAllowance £8,500
- 800LAllowance £8,000
- 750LAllowance £7,500
- 700LAllowance £7,000
- 650LAllowance £6,500
- 600LAllowance £6,000
- 550LAllowance £5,500
- 500LAllowance £5,000
- 450LAllowance £4,500
- 400LAllowance £4,000
- 350LAllowance £3,500
- 300LAllowance £3,000
- 250LAllowance £2,500
- 200LAllowance £2,000
- 150LAllowance £1,500
- 100LAllowance £1,000
- 50LAllowance £500
- 1256LAllowance £12,560
- 1255LAllowance £12,550
- 1254LAllowance £12,540
- 1245LAllowance £12,450
- 1240LAllowance £12,400
- 1235LAllowance £12,350
- 1230LAllowance £12,300
- 1225LAllowance £12,250
- 1220LAllowance £12,200
- 1215LAllowance £12,150
- 1210LAllowance £12,100
- 1205LAllowance £12,050
- 1195LAllowance £11,950
- 1190LAllowance £11,900
- 1180LAllowance £11,800
- 1175LAllowance £11,750
- 1170LAllowance £11,700
- 1160LAllowance £11,600
- 1140LAllowance £11,400
- 1130LAllowance £11,300
- 1120LAllowance £11,200
- 1110LAllowance £11,100
- S1200LAllowance £12,000
- S1100LAllowance £11,000
- S1000LAllowance £10,000
- S800LAllowance £8,000
- S600LAllowance £6,000
- C1200LAllowance £12,000
- C1100LAllowance £11,000
- C1000LAllowance £10,000
- 1259LAllowance £12,590
- 1260LAllowance £12,600
- 1261LAllowance £12,610
- 1262LAllowance £12,620
- 1264LAllowance £12,640
- 1265LAllowance £12,650
- 1266LAllowance £12,660
- 1267LAllowance £12,670
- 1268LAllowance £12,680
- 1269LAllowance £12,690
- 1270LAllowance £12,700
- 1271LAllowance £12,710
- 1272LAllowance £12,720
- 1273LAllowance £12,730
- 1274LAllowance £12,740
- 1275LAllowance £12,750
- 1276LAllowance £12,760
- 1277LAllowance £12,770
- 1278LAllowance £12,780
- 1279LAllowance £12,790
- 1280LAllowance £12,800
- 1281LAllowance £12,810
- 1282LAllowance £12,820
- 1283LAllowance £12,830
- 1284LAllowance £12,840
- 1285LAllowance £12,850
- 1286LAllowance £12,860
- 1287LAllowance £12,870
- 1289LAllowance £12,890
- 1290LAllowance £12,900
- 1291LAllowance £12,910
- 1292LAllowance £12,920
- 1293LAllowance £12,930
- 1294LAllowance £12,940
- 1295LAllowance £12,950
- 1296LAllowance £12,960
- 1297LAllowance £12,970
- 1298LAllowance £12,980
- 1299LAllowance £12,990
- 1301LAllowance £13,010
- 1302LAllowance £13,020
- 1303LAllowance £13,030
- 1304LAllowance £13,040
- 1305LAllowance £13,050
- 1306LAllowance £13,060
- 1307LAllowance £13,070
- 1308LAllowance £13,080
- 1309LAllowance £13,090
- 1311LAllowance £13,110
- 1312LAllowance £13,120
- 1313LAllowance £13,130
- 1314LAllowance £13,140
- 1315LAllowance £13,150
- 1316LAllowance £13,160
- 1317LAllowance £13,170
- 1318LAllowance £13,180
- 1319LAllowance £13,190
Codes needing annual review (T)
Flat rate and no-allowance codes
K codes (negative allowance)
- K1Adds £10 to taxable pay
- K5Adds £50 to taxable pay
- K10Adds £100 to taxable pay
- K25Adds £250 to taxable pay
- K50Adds £500 to taxable pay
- K75Adds £750 to taxable pay
- K100Adds £1,000 to taxable pay
- K150Adds £1,500 to taxable pay
- K200Adds £2,000 to taxable pay
- K250Adds £2,500 to taxable pay
- K300Adds £3,000 to taxable pay
- K350Adds £3,500 to taxable pay
- K400Adds £4,000 to taxable pay
- K450Adds £4,500 to taxable pay
- K475Adds £4,750 to taxable pay
- K500Adds £5,000 to taxable pay
- K600Adds £6,000 to taxable pay
- K700Adds £7,000 to taxable pay
- K800Adds £8,000 to taxable pay
- K900Adds £9,000 to taxable pay
- K1000Adds £10,000 to taxable pay
- K1200Adds £12,000 to taxable pay
- K1500Adds £15,000 to taxable pay
- K2000Adds £20,000 to taxable pay
- SK100Adds £1,000 to taxable pay
- SK250Adds £2,500 to taxable pay
- SK500Adds £5,000 to taxable pay
- SK1000Adds £10,000 to taxable pay
Emergency codes (W1, M1, X)
Related calculators and guides
- Tax Code ExplainerType in your tax code and find out what it means and whether it looks right.
- Take-Home Pay CalculatorSee exactly what lands in your bank account after tax, NI, pension and student loan.
- Pay Rise CalculatorFind out how much of a raise you keep after tax, NI, pension and student loan.
- Pension Contribution CalculatorSee the tax relief on your contributions and the real cost of paying into your pension.
- Student Loan Repayment CalculatorMonthly repayments, years to clear and whether your loan will be written off first.
- Pro Rata Salary CalculatorScale a full-time salary to part-time hours and see the take-home pay.
- GuideHow take-home pay is calculated in the UK
- GuideUK tax codes explained