Reports, Case Studies & Assessments Supplementary Act/SP.1/08/11 Relating to the Harmonization of Standards and Procedures for the Control of Dimensions, Weight and Axle Load of Goods Vehicle within ECOWAS Published 2011 Share SHARE Facebook share Twitter LinkedIn Copy URL Email Download Download Supplementary ActSP10811 Relating to the Harmonization of Standards and Procedures for the Control of Dimensions Weight and Axle Load of Goods Vehicle within Member States of the Economic Community of West Africa.pdf en Added on: 02 March, 2026 Breadcrumb Home Resource Library Supplementary Act/SP.1/08/11 Relating To The Harmonization of Standards and Procedures For The Control of Dimensions, Weight and Axle Load of Goods Vehicle Within ECOWAS This ECOWAS supplementary act relates to harmonization in a regional regulatory context and is presented as a legal instrument supporting coordinated standards and enforcement approaches across member states.It can be used as a reference when discussing regional alignment of vehicle-related standards and procedures that underpin emissions control and compliance in cross-border vehicle markets. Related partners ECOWAS