Section 1
SECTION 1. The name of Lake Lanao in the Province of Lanao del Sur is changed to Lake Sultan Alonto.
Republic Act No. 4260 (RA 4260) — An Act to Change the Name of Lake Lanao in the Province of Lanao Del Sur, to Lake Sultan Alonto.
Republic Act No. 4260 (RA 4260) — An Act to Change the Name of Lake Lanao in the Province of Lanao Del Sur, to Lake Sultan Alonto.
Data as of July 4, 2026 · Compiled from an official source version. Later amendments or repeals may not be reflected; the official text prevails. · Read the official text ↗
Section 2
SEC. 2. This Act shall take effect upon its approval. Approved, June 19, 1965.
Source: Supreme Court E-Library, Republic of the Philippines. Philippine laws are public documents (works of the government).
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