This document provides an overview of various laws and regulations affecting the practice of nursing in the Philippines. It lists presidential decrees, administrative orders, department circulars, executive orders, house bills, presidential proclamations, letters of instruction, republic acts, board of nursing resolutions, and relevant aspects of the 1987 Philippine Constitution. The document was prepared by Mark Fredderick R. Abejo R.N, M.A.N and covers a wide range of topics including healthcare staffing ratios, immunization requirements, healthcare rights, and ethics standards for nurses.