The Oregon State Public Interest Research Group found the state does not provide legally required information about several corporate tax expenditures.
Barrows, the longest-serving lobbyist at the Oregon Capitol and a Portland lawyer, died at the age of 78.
Lawmakers greenlight $29.3 million in capital projects.
It is the second state in the country to do so.
An anonymous letter sparked an investigation of Richard Lee Anderson's employment at Sysco.