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ANNEX IVU.K.

CONTAINMENT AND OTHER PROTECTIVE MEASURES General principles U.K.

2.The titles of the tables are indicative:U.K.

In some particular cases, it might be necessary to apply a combination of measures, from Table I A and Table II, of the same level.

In some cases users may, with the agreement of the competent authority, not apply a specification under a particular containment level or combine specifications from two different levels.

In these tables ‘optional’ means that the user may apply these measures on a case-by-case basis, subject to the assessment referred to in Article 4(2).