Reference Source

Material measures of length · Annex X · between two non-consecutive scale marks, a and b as in Table 1

For Material measures of length, annex is Annex X; condition is between two non-consecutive scale marks, a and b as in Table 1; maximum permissible error is (a + bL); scope or member state option is When a terminal interval is bounded by a surface, the MPE for any distance beginning at this point is increased by the value c given in Table 1, recorded from its source on 2026-09-01.

Instrument type
Material measures of length verified
Annex
Annex X verified
Condition
between two non-consecutive scale marks, a and b as in Table 1 our reading
Maximum permissible error
(a + bL) verified
Scope or member state option
When a terminal interval is bounded by a surface, the MPE for any distance beginning at this point is increased by the value c given in Table 1. verified
Sourceeur-lex.europa.eu
Verified
Review by
DatasetAccuracy classes and maximum permissible errors for trade measuring instruments

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

What the source says

The MPE, positive or negative in mm, between two non-consecutive scale marks is (a + bL), where: — | L is the value of the length rounded up to the next whole metre; and | — | a and b are given in Table 1 below. | When a terminal interval is bounded by a surface, the MPE for any distance beginning at this point is increased by the value c given in Table 1. Table 1 Accuracy Class | a (mm) | b | c (mm) | I | 0,1 | 0,1 | 0,1 | II | 0,3 | 0,2 | 0,2 | III | 0,6 | 0,4 | 0,3 | D — | special class for dipping tapes (1) Up to and including 30 m (2) | | 1,5 | zero | zero | S — | special class for tank strapping tapes For each 30 m length when the tape is supported on a flat surface | | 1,5 | zero | zero

— eur-lex.europa.eu, retrieved 2026-09-01

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 X MATERIAL MEASURES (MI-008) CHAPTER I Material measures of length The relevant essential requirements of Annex I, the specific requirements of this Annex and the conformity assessment procedures listed in this chapter, apply to material measures of length defined below.

Annex

ANNEX X MATERIAL MEASURES (MI-008)

Maximum permissible error

The MPE, positive or negative in mm, between two non-consecutive scale marks is (a + bL), where: — | L is the value of the length rounded up to the next whole metre; and | — | a and b are given in Table 1 below. | When a terminal interval is bounded by a surface, the MPE for any distance beginning at this point is increased by the value c given in Table 1. Table 1 Accuracy Class | a (mm) | b | c (mm) | I | 0,1 | 0,1 | 0,1 | II | 0,3 | 0,2 | 0,2 | III | 0,6 | 0,4 | 0,3 | D — | special class for dipping tapes (1) Up to and including 30 m (2) | | 1,5 | zero | zero | S — | special class for tank strapping tapes For each 30 m length when the tape is supported on a flat surface | | 1,5 | zero | zero

— all from eur-lex.europa.eu, retrieved 2026-09-01

Source

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