Steer Workforce

13th-Month Pay Calculator

PD 851 made simple.

Total basic salary earned ÷ 12. Three inputs, live answer, ₱90K TRAIN ceiling applied automatically. Mid-year hires, fractional months, and unpaid leave all handled.

Two professionals reviewing notes and figures together at a shared workspace — the moment of decision-making.

Your 13th-month pay, computed live.

PD 851 formula. Basic salary only — no allowances, OT, or holiday pay.

The cash basic — exclude allowances, COLA, OT, holiday pay, leave conversions

12 months

Fractional months OK — e.g., 6.5 for hire on Jun 15

0 days

Days that reduce earned basic salary

Basic salary earned (this year)
₱420,000
Divided by 1213th-month pay
₱35,000

Tax-exempt (TRAIN ₱90K ceiling)
₱35,000
Subject to withholding tax
₱0

The ₱90K exemption is aggregate across 13th-month + other bonuses — if you've already received other bonuses this year, less of your 13th-month is exempt.

Deadline: employers must pay 13th-month on or before December 24 of the same calendar year (PD 851 §3, as implemented by DOLE).

Sources. Presidential Decree 851 (1975) and its implementing rules. DOLE Handbook on Workers' Statutory Monetary Benefits. Tax treatment per RA 10963 (TRAIN Law) Sec. 32(B)(7)(e).

Want the full picture? Read the 13th-month pay guide for who qualifies, what counts as basic salary, and the common mistakes that get flagged in DOLE inspections.

Running 13th-month for a real team?

Steer Workforce computes 13th-month for every worker in one click — alongside the BIR forms, statutory contributions, and bank file. PD 851-compliant by construction.

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