Rebel leaders warn the clashes signal a ‘loss of trust’ in peace talks with the government.
The move is to include those who were not covered in the 12-day survey.
Negotiators agree to meet again in May to discuss the text.
The decision follows riots targeting the organizations in the state capital.
The law will not harm women's rights, the secretary of the commission drafting the bill says.
Authorities press forward with a probe into the violence as expelled aid groups warn of a worsening crisis for Rohingyas.
Activists say up 400,000 Kachins could be left out of the survey.
No aid services are functioning in the riot-torn capital of Rakhine state, one group says.
The rioting is sparked by the removal of a Buddhist flag, the government says.
Thein Sein says the armed forces will be a player in the country's democratic transition.
Human Rights Watch says the restrictions would deepen sectarian divides and threaten women's rights.
Activists go on a two-month walk to talk to the people about the controversial China-backed venture.
They will take place in November or December, the country's top polls official says.
Previous government moves to raise power rates have met with protests by residents.
An official says reports that the group would receive an ethnic designation are false.
Commission members say their investigation produced no evidence to back U.N. allegations of incidents in Du Chee Yar Tan.
Ethnic leaders and government negotiators agree to write the text of the accord together.