allow for + factor/problem
What is considered in planning?
Allow for means include or take into account.
The schedule should allow for bad weather.
Allow for, in, to, by or into?
Different prepositions after allow have different meanings. Allow for means consider or include. Allow in and allow into refer to entry. Allow someone to do something is the standard infinitive pattern.
Quick answer
Choose the preposition based on the meaning
Use allow for when considering something in planning. Use allow in or allow into for entry. Use allow someone to do something for permission. Allow by is not a standard pattern after allow.
We need to allow for traffic delays.
Security would not allow in late visitors.
The museum does not allow photography.
Her parents allowed her to stay out late.
Security would not allow in late visitors.
The museum does not allow photography.
Her parents allowed her to stay out late.
Choose the pattern by meaning
These forms are not interchangeable. Choose the construction by meaning, not by which preposition appears most often.
allow someone to + verb
Who has permission?
Use this pattern to talk about permission or opportunity.
The rules do not allow employees to work remotely.
allow in + person/group
Who may enter?
Allow in means permit someone to enter a place.
They only allow in ticket holders.
allow into + place
Where may someone enter?
Allow into focuses on entry to a specific place.
Pets are not allowed into the laboratory.
allow by + agent
How is by used with allow?
By is not normally selected by allow. It may appear in passive clauses to name the agent.
Access was allowed by the supervisor.
See the difference in context
The same subject can take different constructions because each sentence answers a different question.
Construction
Example
Meaning
allow for
We allowed for extra travel time.
Take something into account.
allow in
The guard allowed in the reporters.
Permit entry.
allow into
They allowed the guests into the hall.
Permit movement into a place.
allow to
The app allows users to edit files.
Standard infinitive pattern after allow.
allow by
The change was allowed by the court.
By introduces the agent in a passive clause, not a fixed pattern after allow.
Common mistakes
Some combinations appear in real text but do not mean what learners often assume.
Using allow for to mean permit
Allow for means consider, not permit.
✕ The teacher allowed for students to leave early. ✓ The teacher allowed students to leave early.Using allow to without a person
Allow usually needs an object before the infinitive.
✕ The school allows to park here. ✓ The school allows students to park here.Confusing allow in and allow into
Into is followed by a place. In can stand alone.
✕ They allowed into the visitors. ✓ They allowed in the visitors.Quick practice
Choose the expression that matches the intended meaning.
1. We should allow ___ unexpected costs in the budget.
2. The club does not allow guests ___ the private lounge.
3. The software allows users ___ share files online.
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Frequently asked questions
What does allow for mean?
It means consider, include, or make provision for something.
What is the difference between allow in and allow into?
Allow in focuses on entry generally. Allow into is followed by a specific place.
Is allow by correct?
Not as a regular verb pattern. By is mainly used in passive sentences such as allowed by the manager.
Related preposition guides
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