LAFARA regularly participates to the ILE organised by the french radioprotection institute (Institut de radioprotection et sûreté nucléaire – IRSN). Succeeding to these tests is a mandatory pre-requisite before applying to certifications delivered by the french Nuclear Safety Authority (Autorité de Sûreté Nucléaire – ASN).
Up to now, LAFARA has participated and succeeded to the above listed ILE :
| ILE | Nature/matrix | Year | Radionuclides |
| 135-SL-300 | Soil | 2015 | 137Cs, 134Cs, 109Cd, 60Co |
| 141-AGC-300 | Charcoal cartridge | 2016 | 131I, 129I |
| 143-L-300 | Milk | 2016 | 137Cs, 134Cs, 131I, 65Zn |
| 150-V-300 | Vegetal | 2017 | 241Am, 137Cs, 134Cs, 109Cd |
| 160-SH-300a | Water | 2018 | 238U & daughter radionuclides |
| 160-SH-300b | Water | 2018 | 228Ra, 226Ra |
| 161-SL-300 | Soil | 2019 | 238U & 232Th & daughter radionuclides |
| 162-V-300 | Vegetal | 2019 | 241Am, 137Cs, 134Cs, 106Ru |
| 167-SL-300 | Soil | 2020 | 241Am, 152Eu, 137Cs, 134Cs, 109Cd, 60Co, 57Co, 40K |
| EC-5420 | Water | 2020 | 228Ra, 226Ra, 210Pb |