The word "contravention" means the act of going against or breaking a rule, law, agreement, or principle. It refers to the violation or non-compliance of something that has been established or stated. Full definition
«A non-citizen found guilty of contravention of section 24 shall be deemed to be a prohibited immigrant and liable to deportation under the Aliens Act, 1963 (Act 160)». (ghanapoliticsonline.com)
«A declaration that the Minister of Defence acted in contravention of articles 58 (1), 75 and 93 (2) of the 1992 Constitution when he laid or caused to be laid before Parliament an unexecutive draft of the supposed defence cooperation agreement for ratification under Article 75 of the 1992 Constitution.» (ghnewsupdate.com)
The Competition Act provides for an administrative penalty of up to 10 % of SA Airlink's annual turnover for contravention of Section 8. (africanantitrust.com)