Spanish Phrase
No pueden entrar sin permiso.
Meaning
The sentence states that a group of people (or a formal 'you') is not allowed to go inside unless they have obtained permission. It conveys a rule or restriction that must be respected.
When to use
Use this phrase when you are a guard, teacher, host, or any authority figure telling people that they must have permission before entering a room, building, event, or restricted area.
✦Grammar Breakdown
Nopuedenentrarsinpermiso.
Negation (No)
The particle 'no' is placed before the verb to make the whole clause negative.
Poder (pueden)
Present indicative of 'poder' (to be able) conjugated for third‑person plural or formal 'you' (ustedes).
Infinitive (entrar)
After a modal verb like poder, the main action stays in the infinitive.
Preposition (sin)
Means 'without' and is used to introduce the noun that follows.
Noun (permiso)
Masculine singular noun meaning 'permission' or 'authorization'.
🗨In Conversation
¿Puedo entrar a la sala de conferencias?
Can I enter the conference room?
No pueden entrar sin permiso.
You cannot enter without permission.
✕Common Mistakes
No pueden entrar con permiso.
The preposition should be 'sin' (without), not 'con' (with).
No pueden entrar sin los permiso.
The noun 'permiso' is singular and does not need an article here.
No puedo entrar sin permiso.
Use 'pueden' for plural or formal 'you'; 'puedo' is first‑person singular.
↔Alternatives
No está permitido entrar sin autorización.
It is not allowed to enter without authorization.
No se permite el ingreso sin permiso.
Entry is not permitted without permission.
No puedes entrar sin permiso.
You cannot enter without permission.
Cultural Tip
In many Spanish‑speaking countries signs on doors or gates often read 'Sin permiso' to indicate a restricted area. For a more formal tone you may replace 'permiso' with 'autorización'. Remember that 'pueden' is plural; for a single person you would say 'No puedes entrar sin permiso.'