Senator Conroy said the standard should be in place within a year.
"One of the most common complaints that I hear is from people who return from overseas and are confronted by a mobile phone bill that runs into the hundreds or even thousands of dollars," he said.
Ms Adams said the draft report underpinned the importance of the trans-Tasman market.
"While we are travelling so freely ... it is important to both of our governments to know the New Zealanders and Australians have access to fair and reasonable pricing and be aware of what charges they will face," she told reporters.
The minister said when the work began on the report, New Zealanders were facing mobile data charges of around $30 per megabit but the price had now dropped to 50 NZ cents.
"There is clearly a lot of room for the industry to move," Ms Adams said.
"We have to continue to ensure that that sort of pressure stays on the industry."
The Australian and New Zealand governments are now seeking feedback on the draft report from the telecoms industry, ahead of formulating their final responses.
- AAP