Scale of the annual contributions of the Member States for 2025, as established in application of the revised arrangements for the calculation of the scale of Member States’ contributions adopted by the Council in December 2024 (CERN/FC/6867 – CERN/3862). As stipulated in Article VII of the Convention, the scale of contributions is submitted to the Council for approval, following a recommendation by the Finance Committee confirming its correct calculation.
Member States' Contributions
| Member States | Country | % | In CHF, 2025 prices |
| Austria | 2.22370 | 27 217 900 | |
| Belgium | 2.80682 | 34 355 300 | |
| Bulgaria | 0.39938 | 4 888 400 | |
| Czech Republic | 1.20977 | 14 807 450 | |
| Denmark | 1.93247 | 23 653 250 | |
| Estonia | 0.16709 | 2 045 150 | |
| Finland | 1.33554 | 16 346 850 | |
| France | 12.81712 | 156 880 600 | |
| Germany | 20.81007 | 254 713 750 | |
| Greece | 0.99883 | 12 225 600 | |
| Hungary | 0.73387 | 8 982 550 | |
| Israel | 2.36128 | 28 901 850 | |
| Italy | 9.76208 | 119 487 150 | |
| Netherlands | 4.88334 | 59 771 700 | |
| Norway | 2.51214 | 30 748 450 | |
| Poland | 3.20231 | 39 196 050 | |
| Portugal | 1.09680 | 13 424 700 | |
| Romania | 1.36520 | 16 710 000 | |
| Serbia | 0.29383 | 3 596 450 | |
| Slovak Republic | 0.53533 | 6 552 450 | |
| Spain | 6.85175 | 83 864 950 | |
| Sweden | 2.70181 | 33 069 950 | |
| Switzerland | 3.84875 | 47 108 400 | |
| United Kingdom | 15.15072 | 185 443 700 | |
| Total Member States | 100% | 1 223 992 600 | |
Associate Member States' Contributions
Associate Member States in the pre-stage to Membership |
|
| Country | In CHF, 2025 prices |
| Cyprus | 1 119 450 |
| Slovenia | 2 654 050 |
| Total | 3 773 500 |
Associate Member States |
|
| Country | In CHF, 2025 prices |
| Brazil | 10 232 950 |
| Croatia | 1 000 000 |
| India | 18 348 250 |
| Latvia | 1 066 250 |
| Lithuania | 1 000 000 |
| Pakistan | 2 053 850 |
| Türkiye | 4 955 250 |
| Ukraine | 1 034 000 |
| Total | 39 690 550 |