1.1 This guide covers how to conduct, document, and report findings of a lead hazard assessment of dwellings and of other child-occupied facilities.

1.2 Procedures for assessment of personal items, such as toys, dishes, and hobby materials that may contribute to elevated lead levels in blood are not included in this guide.

1.3 Procedures for random sampling of units within dwellings having multiple units are not included.

1.4 This guide contains notes, which are explanatory, and are not part of the mandatory requirements of this guide.

1.5 The values stated in SI units are to be regarded as the standard.

1.6 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

1.7 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.