Amg. 64 : Iɣerman gdan zdat n tewsewt. Yal yiwen yewwi-d fell-as ad yettiki ɣer uneẓraf n ttɛebga n uzayez s twuri n tezmert-ines contribution. Ulac tawsiwt ur nezmir ad tili d asudu deg tuzult n usaḍuf. Ulac tawsiwt, tumut, taẓeṭṭat neɣ azref n ula d yiwet, ur nezmir attili d asudu s usemdu rétroactif.