Hello, im a waiter in a restaurant and one...

Concerning disciplinary sanctions before the work is completed, Article 102 of the Labor Law stipulates the following to you
Article 102
The disciplinary measures that an employer or his representative may impose on the workers shall be as follows:
1. Warning.
2. Fine.
3. Suspension from work with reduced pay for a period not to exceed 10 days.
4. Denial or deferment of periodical allowance, in firms applying such a scheme.
5. Denial of promotion, in establishments applying a promotion scheme.
6. Dismissal without prejudice to severance pay.
7. Dismissal with denial of all or part of the severance pay. This penalty may not be imposed for reasons other than those exclusively specified in Article 120 hereof.
Article 103
The disciplinary regulation shall specify the circumstances in which each of the disciplinary penalties referred to in the preceding Article may be imposed. The Minister of Labour and Social Affairs may issue, by ministerial resolution, a model table of disciplinary actions and rewards, to be used by employers as a guide in preparing their own lists.
**** Thus, the conduct is considered to be contrary to the order of the penal regulations