What is 13th salary (13º salário)?

The 13th salary is the year-end bonus equal to 1/12 of pay per month worked — a fraction of 15 days or more counts as a full month. It includes habitual amounts (overtime, premiums) in its base.

The proof is the payroll and the discharge receipts.

Observed grant pattern: about 68% of merits decisions on this award (base: real Labor Court cases).

How LABORIS AI uses it

LABORIS AI checks the claim against the payroll and computes the real difference, avoiding double-charging what has already been paid.