# Commission Regulation (EU) No 965/2012 of 5 October 2012 laying down technical requirements and administrative procedures related to air operations pursuant to Regulation (EC) No 216/2008 of the European Parliament and of the Council, Division (a)

Extent: E+W+S+N.I.

The operator shall establish the mass and the CG of any aircraft by actual weighing prior to initial entry into service. The accumulated effects of modifications and repairs on the mass and balance shall be accounted for and properly documented. Aircraft shall be reweighed if the effect of modifications on the mass and balance is not accurately known.

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Source: https://www.legislation.gov.uk/eur/2012/965/annex/VI/division/subpart+c/division/nccpol105/division/a (the official version)
Page: https://openlegislation.uk/eu-regulation-2012-965/annex-VI/division-subpart+c/division-nccpol105/division-a
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.