# Article 17 — Deliverable supply in the underlying commodity (Article 57(3)(b) of Directive 2014/65/EU) **Commission Delegated Regulation (EU) 2017/591 · superseded — not in force · OJ L 87, 31.3.2017 · dated 1 Dec 2016 [no longer in force]** *No longer in force · Commission Delegated Regulation (EU) 2017/591, OJ L 87, 31.3.2017 · Checked against EUR-Lex on 26 Oct 2026 · [Official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)* Where the deliverable supply in the underlying commodity can be restricted or controlled or if the level of deliverable supply is low relative to the amount required for orderly settlement competent authorities shall adjust the position limit downwards. Competent authorities shall assess the extent to which this deliverable supply is used also as the deliverable supply for other commodity derivatives.