Article 228 Revised Penal Code
Article 228 of the Revised Penal Code is about Opening of closed documents. It is under Chapter Five (Infidelity Of Public Officers) of Title Seven (Crimes Committed By Public Officers) of the Code.
Opening of closed documents
Any public officer not included in the provisions of the next preceding article who, without proper authority, shall open or shall permit to be opened any closed papers, documents or objects entrusted to his custody, shall suffer the penalties or arresto mayor, temporary special disqualification and a fine of not exceeding 2,000 pesos.
See also: Article 227 Revised Penal Code