SharePoint permissions can look simple at first, but as applications grow, permission management can quickly become confusing.
A common question developers and administrators face is:
“Should I give permission at the site, list, folder, or individual item level?”
Understanding how SharePoint permissions work is important when building solutions with SharePoint, Power Apps, Power Automate, and Microsoft 365.
In this article, we will break down SharePoint permissions from the site level to individual list items and understand when each approach should be used.
1. Understanding the SharePoint Permission Hierarchy
A SharePoint site can contain:
Document libraries
Lists
Folders
Files
Individual list items
Permissions can be inherited from the parent or uniquely assigned to a specific object.
A simplified hierarchy looks like this:
Site → List/Library → Folder → File/Item
By default, permissions flow down this hierarchy.
For example:
SharePoint Site
│
├── Documents
│ ├── Finance
│ └── HR
│
└── Employee Requests
├── Request 1
├── Request 2
└── Request 3
If a user has access to the site, they may inherit access to its lists and libraries unless unique permissions have been configured.
2. SharePoint Groups
SharePoint provides groups to simplify permission management.
Common default groups include:
Owners – Full Control
Members – Edit
Visitors – Read
Instead of assigning permissions to every user individually, users can be added to an appropriate group.
For example:
HR Team
↓
SharePoint Members Group
↓
Edit Permission
↓
HR SharePoint Site
This is much easier to maintain than assigning permissions separately to every employee.
Best Practice
Whenever possible, assign permissions to groups rather than individual users.
This makes administration easier when employees join, leave, or change roles.
3. Site-Level Permissions
Site-level permissions determine who can access the SharePoint site and what they can generally do within it.
For example:
| Permission Level | Typical Usage |
|---|
| Full Control | Site owners/administrators |
| Edit | Users who manage content |
| Read | Users who only consume information |
| Contribute | Users who create and modify content |
Consider an Employee Portal:
Employee Portal
│
├── HR Team → Full Control
├── Employees → Read
└── HR Managers → Edit
Site-level permissions are appropriate when users need a consistent level of access across most of the site.
4. List and Library Permissions
Sometimes users need different access to a specific list or document library.
For example, suppose your SharePoint site contains:
Company Portal
│
├── Company Documents
├── Employee Requests
└── HR Documents
You may want all employees to access Company Documents, while only HR users can access HR Documents.
In this situation, you can configure unique permissions on the specific library.
Example
Company Portal
│
├── Company Documents
│ └── All Employees → Read
│
└── HR Documents
└── HR Team → Edit
This is often preferable to creating multiple sites unnecessarily.
5. Folder-Level Permissions
SharePoint also allows permissions to be configured on folders.
For example:
Documents
│
├── Public
│
├── Finance
│
└── HR
You could give different groups access to different folders.
However, excessive use of folder-level permissions can make a SharePoint environment difficult to understand and maintain.
Recommendation
Use folders for organization, not as your primary security architecture.
If your security requirements are becoming complicated, consider separating content into different libraries or sites.
6. Item-Level Permissions
This is where SharePoint becomes particularly interesting.
You can assign unique permissions to an individual list item.
Imagine an Employee Leave Request list:
| Employee | Request | Status |
|---|
| Amit | Leave Request | Pending |
| Sara | Leave Request | Approved |
| John | Leave Request | Pending |
You may want:
This requires more granular security.
For example:
Leave Request #101
↓
Employee → Read/Edit
Manager → Read/Edit
HR → Full Control
The item can have unique permissions rather than simply inheriting permissions from the list.
7. Breaking Permission Inheritance
By default, a SharePoint item inherits permissions from its parent.
For example:
Site
↓
List
↓
Item
The item normally inherits the list's permissions.
When you want different permissions, you can break inheritance.
Conceptually:
List Permissions
↓
Inherited
↓
Item
becomes:
List Permissions
Item
↓
Unique Permissions
↓
Specific Users/Groups
This provides granular control but also introduces additional administrative complexity.
8. Inheritance vs Unique Permissions
This is one of the most important concepts to understand.
Inherited Permissions
Site
↓
List
↓
Item
Permissions flow naturally from the parent.
Advantages:
Unique Permissions
Site
↓
List
↓
Item
↓
Unique Permissions
The item has its own permission configuration.
Advantages:
Disadvantages:
9. A Real-World Example
Let's take an Employee Expense application built using Power Apps and SharePoint.
The SharePoint list contains:
Expense Requests
-------------------------
Request ID
Employee
Amount
Manager
Status
Receipt
Suppose the requirement is:
Employee: Can view and edit their own pending requests.
Manager: Can review requests submitted by their team.
Finance: Can access all approved requests.
You could design the security model as:
Employee
↓
Own Expense Request
Manager
↓
Team Expense Requests
Finance
↓
All Expense Requests
For simple applications, SharePoint permissions may be sufficient.
However, when the security rules become highly dynamic or complex, developers should evaluate whether Dataverse would be a better fit.
Conclusion
SharePoint permissions are not just about giving users access. They are about designing an access model that is secure, understandable, and maintainable.