Guidance on unit pricing

This document gives principles and best practice guidelines for unit pricing displayed by written, printed or electronic means. It includes guidance on — the provision of unit price, — units of measure used to express unit price including: weight, length, volume, count, area and other forms of measure, — the display of unit price, and — implementation, communication and education of consumers. This document is applicable to any retailer, including supermarkets, hardware stores, pharmacies, convenience stores, automotive parts suppliers and pet product suppliers. It is applicable to packaged and non-packaged food and consumer products where the price is displayed, including — at point of sale, including in-store and online, and — when relevant communications about the product are released (including advertising by electronic and printed formats). This document excludes services and merchandise, such as clothing and electronic goods sold as a single item.

Préconisations concernant l'indication des prix à l'unité

General Information

Publication Date
Current Stage
9060 - Close of review
Start Date
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ISO 21041:2018 - Guidance on unit pricing
English language
18 pages
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Standards Content (Sample)

First edition
Guidance on unit pricing
Préconisations concernant l'indication des prix à l'unité
Reference number
ISO 21041:2018(E)
ISO 2018

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ISO 21041:2018(E)

© ISO 2018
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting
on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address
below or ISO’s member body in the country of the requester.
ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: +41 22 749 01 11
Fax: +41 22 749 09 47
Published in Switzerland
ii © ISO 2018 – All rights reserved

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ISO 21041:2018(E)

Contents Page
Foreword .v
Introduction .vi
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Objective . 2
5 Main principles . 3
5.1 General . 3
5.2 Provision . 3
5.3 Units of measure . 3
5.4 Displaying unit price . 3
5.5 Consistency . 3
5.6 Planning, implementing and monitoring . 3
5.7 Communication . 3
5.8 Consumer education . 3
6 Provision of unit price . 4
6.1 General . 4
6.2 Consistency of provision of unit price . 4
6.3 Special offers .

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