# The Meters (Certification) Order 1987, Article 6: Permitted alterations


Notwithstanding the proviso to section 50 of the Schedule of 1899 (under which if a meter certified under the provisions of that Schedule is altered it ceases to be certified until it is re-certified) the making of any alteration to the demand indicator mechanism in a maximum demand meter shall not cause the meter to cease to be a certified meter.

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Source: https://www.legislation.gov.uk/uksi/1987/730/article/6 (the official version)
Page: https://openlegislation.uk/meters-certification-order-1987/article-6
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.