# Article 6 — OTC contracts economically equivalent to commodity derivatives traded on trading venues (Article 57(1) of Directive 2014/65/EU) **Commission Delegated Regulation (EU) 2017/591 · superseded — not in force · OJ L 87, 31.3.2017 · dated 1 Dec 2016 [no longer in force]** *No longer in force · Commission Delegated Regulation (EU) 2017/591, OJ L 87, 31.3.2017 · Checked against EUR-Lex on 26 Oct 2026 · [Official source](https://eur-lex.europa.eu/eli/reg_del/2017/591/oj/eng)* An OTC derivative shall be considered economically equivalent to a commodity derivative traded on a trading venue where it has identical contractual specifications, terms and conditions, excluding different lot size specifications, delivery dates diverging by less than one calendar day and different post trade risk management arrangements.