Ad tnaf yessemras snat n tarrayin: a) Tarrayt tamenzut: ad yarru deg tfelwit, inelmaden ad arrun deg uzmam imir yal win yekfan ad as-yesɣeti, imir ad tid-iɣer ccix s yen akkin ad tid-ɛiwden yids inelmaden, akken yezmer ad yeṭṭef yiwet n lǧamuɛa akken yezmer snat neɣ ugera ɛlaḥsab n yinelmaden, ma d wid umi xefif lmux-nsen ceffun neɣ ala (inelmaden-agi meẓẓeyit mliḥ deg laɛmer ger7/10 iseggasen.) b) Tarrayt tis snat: inelmaden sɛan adlis-sen n leqran imir yal yiwen ad tidyesers ɣef ṭṭabla. Ccix ad yefreq taṣuret ɣef sin neɣ tlata imir ad tid-yeqqar akked d inelmaden alma ḥefḍen, ttekariren taṣurett-nni acku wigi sɛan ger lḥizb neɣ sin ma yella d laɛmer-nsenger 10/15 iseggasen.