law reform proposal; law reform bill
Refers to a draft or proposed legislation to amend existing laws. Used in legislative and political contexts.
The government submitted a new law reform bill to the Diet.
法案 is a general term for a bill or draft law, while 法改正案 specifically refers to a bill that amends existing laws.
Compound of 法 (law), 改正 (revision, amendment), and 案 (proposal, plan).