Chapter 3: Offences against the External Security of the Kingdom
- Section 119: Ceding territory or impairing independence
- Section 120: Conspiring with an agent of a foreign State
- Section 121: Provoking war against Thailand
- Section 122: Aiding the war operations of the enemy
- Section 123: Conspiring with a foreign state
- Section 124: Disclosing or obtaining State security secrets
- Section 125: Disclosing national security secrets
- Section 126: Security secrets for a foreign state
- Section 127: Acts causing trouble to the country from outside
- Section 128: Wartime security-secret offences
- Section 129: Sabotage of war or defence assets