H. J. RES. 20 is a joint resolution from the 119th Congress, 1st Session, which aims to block a rule from the Department of Energy. This rule set energy conservation standards for consumer gas-fired instantaneous water heaters, but Congress disapproves of it, thus rendering the rule...
Simple Explanation
Congress has decided not to agree with a rule that was supposed to save energy with special gas water heaters, because they think it’s not the best choice. So, the rule won't happen now.