Letter of Instructions No. 600

Letter of Instructions No. 600, issued on September 19, 1977, is a directive of secret nature, with the specific subject matter not disclosed in the available resources. The law became effective on the same date, but the lack of accessible text limits understanding of its provisions and implications. As a result, details regarding its content, purpose, and enforcement remain unclear. This letter reflects the practice of issuing directives that may not be publicly disclosed, impacting transparency in governance.