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: Email a link to a friend (Opens in new window) Email Share on Facebook (Opens in new window) Facebook Share on X (Opens in new window) X Share on LinkedIn (Opens in new window) LinkedIn Print (Opens in new window) Print