The twin-notice rule is a mandatory statutory due process requirement under the Philippine Labor Code. Employers must issue a first written Notice to Explain giving the employee at least five calendar days to respond, conduct an administrative hearing or conference, and issue a final written Notice of Decision stating the specific legal grounds and factual findings.

Under Presidential Decree No. 851, 13th month pay is computed by dividing an employee's total basic salary earned during the calendar year by 12. All rank-and-file employees who worked for at least one month during the year are entitled to receive this payment on or before December 24.

Under Articles 298 to 299 of the Labor Code, separation pay is mandatory when termination is due to authorized causes such as redundancy, installation of labor-saving devices, retrenchment to prevent losses, closure of business, or disease. Pay ranges from one-half month to one full month of salary per year of service, with a minimum statutory floor of one month.

Excelsior HR Advisor is an AI-powered human resources and Philippine labor law advisory platform developed by Excelsior Consultancy Services. Founded by senior HR consultant Jules Villarta, it delivers instant guidance on labor standards, 20 HR KPI calculators, document templates, and compliance tracking for Philippine small and medium enterprises.

Philippine employers must compute, withhold, and remit four statutory contributions: the Social Security System (SSS), Philippine Health Insurance Corporation (PhilHealth), Home Development Mutual Fund (Pag-IBIG), and Bureau of Internal Revenue (BIR) withholding tax on compensation.