HMRC have confirmed Company Car Tax rates all the way through to the 2030-2031 tax year - these are detailed in the table below. Please note the figures for 2028-2030 were approved in the Finance Act 2024-2025 which became the Finance Act 2025.
Please also note that the table below shows the figure for cars of fuel type A and F - old diesel cars (Euro IV) with a fuel type of D have a 4% supplemental charge added (up to the 37% limit up to 2027-2028, 39% for 2029-2030 and 40% for 2030-2031).
| CO2 emissions (grams per km) | Electric mileage range | 2025-2026 | 2026-2027 | 2027-2028 | 2028-2029 | 2029-2030 | 2030-2031 |
| % | % | % | % | % | % | ||
| 0 | — | 3 | 4 | 5 | 7 | 9 | 10 |
| 1 to 50 | 130 and above | 3 | 4 | 5 | 18 | 19 | 20 |
| 1 to 50 | 70 to 129 | 6 | 7 | 8 | 18 | 19 | 20 |
| 1 to 50 | 40 to 69 | 9 | 10 | 11 | 18 | 19 | 20 |
| 1 to 50 | 30 to 39 | 13 | 14 | 15 | 18 | 19 | 20 |
| 1 to 50 | < 30 | 15 | 16 | 17 | 18 | 19 | 20 |
| 51 to 54 | — | 16 | 17 | 18 | 19 | 20 | 21 |
| 55 to 59 | — | 17 | 18 | 19 | 20 | 21 | 22 |
| 60 to 64 | — | 18 | 19 | 20 | 21 | 22 | 23 |
| 65 to 69 | — | 19 | 20 | 21 | 22 | 23 | 24 |
| 70 to 74 | — | 20 | 21 | 21 | 22 | 23 | 24 |
| 75 to 79 | — | 21 | 21 | 21 | 22 | 23 | 24 |
| 80 to 84 | — | 22 | 22 | 22 | 23 | 24 | 25 |
| 85 to 89 | — | 23 | 23 | 23 | 24 | 25 | 26 |
| 90 to 94 | — | 24 | 24 | 24 | 25 | 26 | 27 |
| 95 to 99 | — | 25 | 25 | 25 | 26 | 27 | 28 |
| 100 to 104 | — | 26 | 26 | 26 | 27 | 28 | 29 |
| 105 to 109 | — | 27 | 27 | 27 | 28 | 29 | 30 |
| 110 to 114 | — | 28 | 28 | 28 | 29 | 30 | 31 |
| 115 to 119 | — | 29 | 29 | 29 | 30 | 31 | 32 |
| 120 to 124 | — | 30 | 30 | 30 | 31 | 32 | 33 |
| 125 to 129 | — | 31 | 31 | 31 | 32 | 33 | 34 |
| 130 to 134 | — | 32 | 32 | 32 | 33 | 34 | 35 |
| 135 to 139 | — | 33 | 33 | 33 | 34 | 35 | 36 |
| 140 to 144 | — | 34 | 34 | 34 | 35 | 36 | 37 |
| 145 to 149 | — | 35 | 35 | 35 | 36 | 37 | 38 |
| 150 to 154 | — | 36 | 36 | 36 | 37 | 38 | 39 |
| 155 to 159 | — | 37 | 37 | 37 | 38 | 39 | 40 |
| 160 to 164 | — | 37 | 37 | 37 | 38 | 39 | 40 |
| 165 to 169 | — | 37 | 37 | 37 | 38 | 39 | 40 |
| 170 & above | — | 37 | 37 | 37 | 38 | 39 | 40 |
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