Any tax reform package would also have to pass the Senate, where it could face resistance over a border adjustment tax provision.
Trump has also vowed major spending to overhaul the nation's roads, bridges and other infrastructure.
Democrats have said they could back such a plan but would not support privately funded efforts that could lead to people paying tolls and other costs.
Ryan on Thursday, however, dismissed the idea of using taxpayer funds on infrastructure.
Instead, he said, House Republicans will weigh how to "leverage more private sector spending" for projects such as pipeline overhauls and reforming the Federal Aviation Administration to revamp the air traffic control system.
This article was provided by Reuters.