Member States shall ensure that national competition authorities are able to reopen enforcement proceedings where there have been material changes to any of the facts on which a decision referred to in paragraph 1 was based, where undertakings or associations of undertakings act contrary to their commitments, or where a decision referred to in paragraph 1 was based on incomplete, incorrect or misleading information provided by the parties.
Áiritheoidh na Ballstáit gur féidir leis na húdaráis iomaíochta náisiúnta imeachtaí forfheidhmiúcháin a athoscailt i gcás inar tháinig athruithe ábhartha ar aon cheann de na fíorais ar a raibh cinneadh dá dtagraítear i mír 1 bunaithe, i gcás ina ngníomhaíonn na gnóthais nó na comhlachais ghnóthas ar bhealach atá contrártha dá gcuid gealltanas, nó i gcás ina raibh cinneadh dá dtagraítear i mír 1 bunaithe ar fhaisnéis neamhiomlán, mhícheart nó mhíthreorach a chuir na páirtithe ar fáil.