Home » Blue Book » Who can amend the GSUSA Constitution? Who can amend the GSUSA Constitution? The Constitution can only be amended by the National Council. Source: Constitution ARTICLE XVII/AMENDMENTS Share this: Click to email a link to a friend (Opens in new window) Email Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Click to share on LinkedIn (Opens in new window) LinkedIn Click to print (Opens in new window) Print