Urunigi rw'umunyururu rusaba lisansi, amavuta ya moteri hamwe n'umunyururu wabonye urunigi:
1. lisansi irashobora gukoresha gusa lisansi idafite na 90 cyangwa irenga.Iyo wongeyeho lisansi, igitoro cya lisansi hamwe n’ahantu hegereye ifungura lisansi bigomba gusukurwa mbere yo kongeramo amavuta kugirango birinde imyanda kwinjira mu kigega cya lisansi.Ishami rirerire rigomba gushyirwa ahantu hahanamye hamwe nigitoro cya peteroli kireba hejuru.Ntukemere ko lisansi isohoka mugihe cya lisansi, kandi ntuzuzuze igitoro.Nyuma yo kongeramo lisansi, menya neza ko uzirika igitoro cya peteroli uko ushoboye ukoresheje intoki.
2. Amavuta arashobora gukoresha gusa amavuta meza ya moteri abiri yo mu rwego rwo hejuru kugirango yizere ko moteri ifite ubuzima burebure.Ntukoreshe moteri isanzwe ine.Mugihe ukoresheje andi mavuta ya moteri abiri, icyitegererezo kigomba kuba cyiza cya tc.Benzine cyangwa amavuta meza birashobora kwangiza moteri, kashe, inzira ya peteroli hamwe na peteroli.
3. Uruvange rwa lisansi namavuta ya moteri, igipimo cyo kuvanga: koresha amavuta yihariye ya moteri yibice bibiri kumashami maremare yabonye moteri kuba 1:50, ni ukuvuga igice 1 cyamavuta wongeyeho ibice 50 bya lisansi;koresha andi mavuta ya moteri yujuje urwego rwa tc ni 1:25, ni ukuvuga ibice 1 25 bya lisansi kugeza ibice 25 byamavuta ya moteri.Uburyo bwo kuvanga ni ukubanza gusuka amavuta mu kigega cya lisansi yemerera lisansi, hanyuma ugasuka lisansi, ukayivanga neza.Uruvange rwa lisansi-amavuta ruzasaza, kandi ibisanzwe muri rusange ntibigomba kurenza ukwezi gukoreshwa.Hagomba kwitabwaho cyane cyane kugirango wirinde guhura hagati ya lisansi nuruhu, kandi wirinde guhumeka gaze iva muri lisansi.
4. Koresha urunigi rwujuje ubuziranenge rwabonye amavuta yo gusiga, kandi ugumane amavuta yo kwisiga atari munsi yurwego rwamavuta kugirango ugabanye kwambara urunigi hamwe nigituba.Kubera ko urunigi rwabonye amavuta azasohoka burundu mu bidukikije, amavuta asanzwe ashingiye kuri peteroli, ntabwo yangirika, kandi yanduza ibidukikije.Birasabwa gukoresha urunigi rwangirika rwabonye amavuta bishoboka.Ibihugu byinshi byateye imbere bifite amategeko akomeye kuri ibi.Irinde kwanduza ibidukikije.