Republicans have jostled for weeks about the legislation’s sizable debt impact; when conservatives starting charting a course for the legislation shortly after November’s elections swept them to power, many pledged their tax bill would be deficit-neutral.

 The legislation is far from that mark, and the parliamentarian’s ruling on the health care provisions probably increased the price by $250 billion. That’s spooked some House lawmakers wary of increasing the national debt, which already exceeds $36 trillion.

“They’re profoundly unserious about spending,” Rep. Chip Roy (R-Texas), a leading budget hawk, said Thursday about Senate Republicans. “The majority leader ought to honor his commitment to actually match what we’re doing on the spending levels in the [bill].”