As of Dec 2023, 80 mining companies are now engaged in IRMA representing 101 sites:

59 sites are self-assessing under the IRMA Standard (38 have made this public), the first step before an independent audit;

24 are piloting the draft IRMA exploration (IRMA Ready) or mineral processing standard self-assessments

18 are in the independent assessment system: 14 audits are underway (USA, South Africa, Senegal, Mozambique, Brazil, Chile, Argentina) and 4 completed audits have been published (Zimbabwe, Mexico, Chile)

They encompass 30 countries.

Details and maps of the mining sector’s engagement with IRMA are available here.