washington president donald trump weekend remark scaled-back tax cut corporations spark behind-the-scenes debate u.s. congress white house aide try thursday minimize impact president comment two rival tax bill pass separately senate house representatives propose cut u.s. corporate tax rate 20 percent differ areas republicans try merge final legislation speak reporters senate approve tax bill saturday trump say corporate tax rate final legislation expect soon lawmakers could 22 percent ... could also 20 percent remark whet interest republicans see slight upward bump propose corporate tax rate capture need federal revenue would help solve problems legislation accord lobbyists 20 percent rate ought goal say house ways mean committee chairman kevin brady expect head bicameral house-senate negotiate committee view president give us flexibility area need decision make need texas republican tell reporters white house legislative affairs director marc short tell reuters thursday trump voice support high propose corporate rate instead may express view convey republican senators think reflect conversations hear ... intend signal endorsement raise corporate rate short say believe 20 percent right number ... 20 percent high feel comfortable go say interview trump republican ally plenty rid happen next weeks sweep u.s. tax overhaul achieve since 1986 would give republicans first major legislative victory 2017 failure overturn former president barack obama healthcare law without win republicans fear could lose control house senate 2018 congressional elections may late avoid confusion priorities tax debate move forward congress lobbyists say many perceive trump advisers would accept corporate rate high 20 percent white house economic adviser kevin hassett say thursday 22 percent corporate rate would undermine economic boost republicans say tax cut create analysts say corporate income tax rate could ready source revenue lawmakers move toward final bill lose 1.5 trillion revenue next decade senate rule republicans consider costly deduction state local tax 10,000 property tax deduction contain house senate bill one version would allow taxpayers choose 10,000 deduction either property income tax house lawmakers also want adopt house bill repeal corporate alternative minimum tax would cost 40 billion revenue decade accord joint committee taxation senate retain tax house limit amount debt interest payments businesses deduct income would also cost 136 billion senate version jct say analysts say one percentage point change corporate rate equal 100 billion revenues decade aide try refocus u.s. tax debate trump 's corporate rate remark