(2)The approval periods of the active substances 1-methylcyclopropene, beta-cyfluthrin, chlorothalonil, chlorotoluron, cypermethrin, daminozide, deltamethrin, dimethenamid-p, flufenacet, flurtamone, fosthiazate, indoxacarb, MCPA, MCPB, thiophanate-methyl and tribenuron were last extended by Commission Implementing Regulation (EU) 2017/1511note. The approval periods of those substances will expire on 31 October 2018.