Cabinet Secretary M. Musharraf Hossain Bhuiyan told reporters the amendment would also "help increase productivity," according to BSS, the news agency.
Officials have also promised to reexamine how much garment workers are paid.
The news came on day 19 of the search for survivors. Authorities are reporting that 1,127 bodies have been recovered.
The army-led recovery operation is winding down, and authorities say they plan to end the recovery Tuesday.