Sometimes called "Numéro d'Identification Fiscale" (short form NIF) ("رقم التعريف الضريبي" in Arabic), and other times "Matricule fiscale".
I could not find any source about the structure or length. According to what I tested in the online search below, the length seems to be 8 digits, and if it is shorter you should prepend enough zeroes to get to 8 digits.
Examples:
Sometimes called "Numéro d'Identification Fiscale" (short form NIF) ("رقم التعريف الضريبي" in Arabic), and other times "Matricule fiscale".
I could not find any source about the structure or length. According to what I tested in the online search below, the length seems to be 8 digits, and if it is shorter you should prepend enough zeroes to get to 8 digits.
Examples:
20700455from https://irshad.mr/avis-dattribution-provisoire-de-marche-pour-les-travaux-dinstallation-des-clotures-grillagees-de-100-hectares-des-aglc-dans-les-wilayas-de-lassaba-de-deux-hodhs-et-du-guidim-2/00042218from https://benteyba.mr/11100448from https://eps.mr/en/index.php?option=com_content&view=article&id=49&Itemid=5400520510from http://www.alem.mr/Contacts/10600166from https://www.agriculture.gov.mr/IMG/pdf/avis_d_attribution_definitive_-ma-2018.pdf00066845from https://beta.mr/docs/pdf/APM_HAPA.pdf30500075from https://somelec.mr/sites/default/files/Affichage%203414.pdf00117549from http://www.dtf.gov.mr/images/2019/CAMEC2019.pdf70 401 906from https://www.comavip.mr/quisommes.php01196641from https://conecty.mr/00060707from http://www.afsa.mr/Manuel.pdf00127456from https://bca.mr/contact/00407239from http://www.transite.mr/00066845from https://www.commerce.gov.mr/fr/?q=node/129010709316from https://www.sante.gov.mr/?p=219430200208from https://www.somascir.mr/10709951from http://praps.mr/sites/default/files/document/avis%20d%27attributions%20a%20publier%20sur%20site%20praps%2010.pdf30200174from https://www.arpeco.mr/20600117from http://www.cncmp.mr/IMG/pdf/AVIS_ATTRIBUTION_DEFINITIFS_MAHADRAS_lot_2.pdf