Chhouk Bandith is accused of firing into a group of some 1,000 protesters who had gathered to demand higher wages.
The policy decision comes just a week after Hun Sen verbally ordered the closure of 35 fishing lots on the Tonle Sap lake.
Results from a recent survey of 377 university students found a majority did not know about the management and usage of those funds.
The renovation will lead to thousands of families to be moved from their homes along the railway in the process.
Son Chhay is drafting a bill to provide freedom of information that he hopes to put before the National Assembly soon.
Cambodia has around 200 government-provided land concessions, totally 2 million hectares.
The men had been forced to work long hours for little pay aboard the boat before escaping to Indonesia.
Prime Minister Hun Sen announced last week he wanted the men arrested.
Sia Phearum told “Hello VOA” people are being forced off land they earned through “backbreaking” work.
The group counted nearly 50 community evictions last year alone, affecting almost 12,000 families.
The measures are designed to crack down on the sales of pirated U.S. products overseas.
The letter was delivered to China, France, Russia, the UK and the United States.