cpt_VII__para__23
IED
( 23 ) Council Directive 91/271/EEC of 21 May 1991 concerning urban waste water treatment (OJ L 135, 30.5.1991, p. 40).
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Source: EUR-Lex CELLAR · retrieved 2026-08-09 · Text as consolidated on 2024-08-04; changes after this date are not shown.