Section 30
SEC. 30. Whenever it is necessary for the safety of the public or traffic every operator shall sound his horn as a warning and also before coming to crossings or intersections of public highways.
Act No. 2159 Section 30
SEC. 30. Whenever it is necessary for the safety of the public or traffic every operator shall sound his horn as a warning and also before coming to crossings or intersections of public highways.
CitationAct No. 2159 Section 30 (LawPlayer, data as of July 4, 2026)
Source: Supreme Court E-Library, Republic of the Philippines. Philippine laws are public documents (works of the government).