Solar subsidies in the 100 communes
On top of the State Klimabonus, most communes pay their own aid for a solar installation. Amounts for a 10 kWp self-consumption system:
| Commune | Commune rule | Commune aid (10 kWp) |
|---|---|---|
| Beaufort | 1,000 € | 1,000 € |
| Bech | 1,000 € | 1,000 € |
| Beckerich | 5 % of the State Klimabonus | 413 € |
| Berdorf | 1,000 € | 1,000 € |
| Bertrange | 25 % of the State Klimabonus, at most 1,800 € | 1,800 € |
| Bettembourg | 25 % of the State Klimabonus | 2,063 € |
| Bettendorf | No communal solar aid | 0 € |
| Betzdorf | 100 € per kWp | 1,000 € |
| Bissen | 500 € | 500 € |
| Biwer | 500 € | 500 € |
| Boulaide | 1,250 € | 1,250 € |
| Bourscheid | No communal solar aid | 0 € |
| Bous-Waldbredimus | 25 % of the State Klimabonus, at most 1,500 € | 1,500 € |
| Clervaux | 500 € | 500 € |
| Colmar-Berg | 30 % of the State Klimabonus | 2,475 € |
| Consdorf | 1,000 € | 1,000 € |
| Contern | 30 % of the State Klimabonus | 2,475 € |
| Dalheim | 10 % of the State Klimabonus, at most 1,000 € | 825 € |
| Diekirch | 20 % of the State Klimabonus, at most 1,500 € | 1,500 € |
| Differdange | 50 % of the State Klimabonus, at most 5,000 € | 4,125 € |
| Dippach | 40 % of the State Klimabonus | 3,300 € |
| Dudelange | 25 % of the State Klimabonus | 2,063 € |
| Echternach | 1,000 € | 1,000 € |
| Ell | 25 % of the State Klimabonus | 2,063 € |
| Erpeldange-sur-Sûre | No communal solar aid | 0 € |
| Esch-sur-Alzette | 10 % of the State Klimabonus | 825 € |
| Esch-sur-Sûre | 25 % of the State Klimabonus, at most 1,250 € | 1,250 € |
| Ettelbruck | 10 % of the State Klimabonus | 825 € |
| Feulen | 10 % of the State Klimabonus, at most 500 € | 500 € |
| Fischbach | No communal solar aid | 0 € |
| Flaxweiler | No communal solar aid | 0 € |
| Frisange | 30 % of the State Klimabonus | 2,475 € |
| Garnich | 10 % of the State Klimabonus, at most 500 € | 500 € |
| Goesdorf | 25 % of the State Klimabonus, at most 1,250 € | 1,250 € |
| Grevenmacher | 20 % of the State Klimabonus | 1,650 € |
| Groussbus-Wal | 25 % of the State Klimabonus | 2,063 € |
| Habscht | 1,200 € | 1,200 € |
| Heffingen | 10 % of the State Klimabonus, at most 500 € | 500 € |
| Helperknapp | 500 € | 500 € |
| Hesperange | 35 % of the State Klimabonus | 2,888 € |
| Junglinster | 500 € | 500 € |
| Kayl | 25 % of the State Klimabonus | 2,063 € |
| Kehlen | 1,000 € | 1,000 € |
| Kiischpelt | 500 € | 500 € |
| Koerich | 1,650 € | 1,650 € |
| Kopstal | 2,000 € | 2,000 € |
| Käerjeng | 2,000 € | 2,000 € |
| Lac de la Haute-Sûre | 25 % of the State Klimabonus, at most 1,250 € | 1,250 € |
| Larochette | 1,000 € | 1,000 € |
| Lenningen | 20 % of the State Klimabonus | 1,650 € |
| Leudelange | No communal solar aid | 0 € |
| Lintgen | 1,650 € | 1,650 € |
| Lorentzweiler | 10 % of the State Klimabonus, at most 1,500 € | 825 € |
| Luxembourg | 50 % of the State Klimabonus | 4,125 € |
| Mamer | 30 % of the State Klimabonus | 2,475 € |
| Manternach | 40 % of the State Klimabonus + 1,600 € | 4,900 € |
| Mersch | No communal solar aid | 0 € |
| Mertert | No communal solar aid | 0 € |
| Mertzig | 1,000 € | 1,000 € |
| Mondercange | 20 % of the State Klimabonus, at most 2,500 € | 1,650 € |
| Mondorf-les-Bains | 10 % of the State Klimabonus, at most 1,000 € | 825 € |
| Niederanven | 50 % of the State Klimabonus | 4,125 € |
| Nommern | 1,000 € | 1,000 € |
| Parc Hosingen | 500 € | 500 € |
| Préizerdaul | 25 % of the State Klimabonus | 2,063 € |
| Putscheid | 500 € | 500 € |
| Pétange | 1,250 € | 1,250 € |
| Rambrouch | 50 % of the State Klimabonus | 4,125 € |
| Reckange-sur-Mess | 25 % of the State Klimabonus, at most 3,750 € | 2,063 € |
| Redange-sur-Attert | 25 % of the State Klimabonus | 2,063 € |
| Reisdorf | 500 € | 500 € |
| Remich | 25 % of the State Klimabonus, at most 1,500 € | 1,500 € |
| Roeser | 25 % of the State Klimabonus | 2,063 € |
| Rosport-Mompach | 1,000 € | 1,000 € |
| Rumelange | 250 € | 250 € |
| Saeul | 25 % of the State Klimabonus | 2,063 € |
| Sandweiler | 30 % of the State Klimabonus | 2,475 € |
| Sanem | No communal solar aid | 0 € |
| Schengen | 25 % of the State Klimabonus | 2,063 € |
| Schieren | 250 € | 250 € |
| Schifflange | No communal solar aid | 0 € |
| Schuttrange | 30 % of the State Klimabonus | 2,475 € |
| Stadtbredimus | 75 % of the State Klimabonus | 6,188 € |
| Steinfort | No communal solar aid | 0 € |
| Steinsel | 15 % of the State Klimabonus | 1,238 € |
| Strassen | 30 % of the State Klimabonus | 2,475 € |
| Tandel | 500 € | 500 € |
| Troisvierges | 500 € | 500 € |
| Useldange | 2,000 € | 2,000 € |
| Vallée de l'Ernz | 500 € | 500 € |
| Vianden | 500 € | 500 € |
| Vichten | 25 % of the State Klimabonus | 2,063 € |
| Waldbillig | 1,000 € | 1,000 € |
| Walferdange | No communal solar aid | 0 € |
| Weiler-la-Tour | 50 % of the State Klimabonus, at most 2,500 € | 2,500 € |
| Weiswampach | 500 € | 500 € |
| Wiltz | 25 % of the State Klimabonus, at most 1,250 € | 1,250 € |
| Wincrange | 500 € | 500 € |
| Winseler | 25 % of the State Klimabonus, at most 1,250 € | 1,250 € |
| Wormeldange | 40 % of the State Klimabonus | 3,300 € |
Rules as published by the communes, checked in October 2026. They change: always confirm with your commune or the Klima-Agence simulator.