The report represents an early step in a reform considered crucial by President Luiz Inacio Lula da Silva's administration.
Lawmakers will now craft a formal text in greater detail to be put to a vote.
Congressman Aguinaldo Ribeiro, the lawmaker in charge of the working group report, said the lower house of Congress would vote on a bill in the first week of July, citing a timeline approved by House Speaker Arthur Lira.
This adjustment is expected to benefit wealthier and more populous states, and the working group proposed a transition period of "some years" for implementation.
Under no circumstances will there be an increase of the tax burden," the report said.
Persons:
Luiz Inacio Lula da Silva's, Aguinaldo Ribeiro, Arthur Lira, Marcela Ayres, Jamie Freed
Organizations:
Lawmakers, Thomson
Locations:
BRASILIA