CAMBODIA – PENAL CODE
BOOK 2 - CRIMES AGAINST PERSONS
TITLE 1 - GENOCIDE, CRIMES AGAINST HUMANITY, WAR CRIMES
CHAPTER 3 - WAR CRIMES
Article 194: Other war crimes
Any of the following acts also constitutes a war crime if it is committed during an international or non-international armed conflict:
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(6) intentionally destroying or damaging buildings dedicated to religion, charitable purposes, education, art, science, historic monuments, artistic works or scientific works;
Intentionally directing attacks against buildings dedicated to religion, education, art, science or charitable purposes, historic monuments, hospitals and places where the sick and wounded are collected - IAC
Intentionally directing attacks against buildings dedicated to religion, education, art, science or charitable purposes, historic monuments, hospitals and places where the sick and wounded are collected - NIAC
EDIT.