# Dimensional measuring instruments · Annex XI · area measuring instrument, area of irregular shaped objects (e.g. leather) — Accuracy classes and maximum permissible errors for trade measuring instruments For Dimensional measuring instruments, annex is Annex XI; condition is area measuring instrument, area of irregular shaped objects (e.g. leather); maximum permissible error is 1,0 %, but not less than 1 dm2, recorded from its source on 2026-09-01. - **Instrument type:** Dimensional measuring instruments _(verified: appears in its own passage below)_ - **Annex:** Annex XI _(verified: appears in its own passage below)_ - **Condition:** area measuring instrument, area of irregular shaped objects (e.g. leather) _(our reading, not quoted from the source)_ - **Maximum permissible error:** 1,0 %, but not less than 1 dm2 _(verified: appears in the quote below)_ ## What the source says > CHAPTER III Area measuring instruments Operating conditions 1.1. Range Dimensions within the range specified by the manufacturer for the instrument. 1.2. Condition of the product The manufacturer shall specify the limitations of the instruments due to the speed, and thickness of the surface conditions if relevant, of the product. MPEs 2. Instrument The MPE is 1,0 %, but not less than 1 dm2. ## Where each value comes from This source states these in separate places, so each value is shown with the passage that states it. ### Instrument type > ANNEX XI DIMENSIONAL MEASURING INSTRUMENTS (MI-009) The relevant essential requirements of Annex I, the specific requirements of this Annex and the conformity assessment procedures listed in this Annex, apply to dimensional measuring instruments of the types defined below. ### Annex > ANNEX XI DIMENSIONAL MEASURING INSTRUMENTS (MI-009) ## Source - https://eur-lex.europa.eu/legal-content/EN/TXT/HTML/?uri=CELEX:32014L0032 Last verified: 2026-09-01. Review by: 2027-09-01. Part of [Accuracy classes and maximum permissible errors for trade measuring instruments](https://referencesource.org/legal-metrology-accuracy-classes/).