---
alias: user-guide-check-in-at-maintenance-activity-order
tags:
- maintenance
description: "This documentation details the process of checking an employee into a maintenance activity order"
---

# Check-In Employee at Maintenance Activity Order

:lock: MaintenanceActivityOrder.**CheckIn**

## Overview

This operation is used to check-in an **Employee** at a **Maintenance Activity Order** (**MAO**).

## Preconditions

* The user has an **Employee** which is Active and it matches the **Employee** for which the Check-In applies.
* If **Employee** to be checked in has the property Required Clock-In set, the **Employee** Clocked State must be Clocked-In.
* The **Employee** is not already associated with the **MAO** or any other **MAO** in exclusive mode.
* The **MAO** exists, is Active, In Progress, and has the property Enable Check-In set to `true`.
* If the **MAO** property Restrict Check-In is set to `true`, the **Employee** can only be checked in using a **Certification** that meets the following conditions:
    * The **Employee** holds the **Certification** in either Active or Grace Period state.
    * The **Certification** is listed in the Maintenance Activity Personnel Requirements of the **MAO**.
    * The number of **Employees** currently checked in with that **Certification** is less than the Quantity specified in the Personnel Requirements. After the check-in, it may be equal to the defined Quantity, but never exceed it.

## Sequence Of Steps

### Step 1

1. Verify the information regarding the **MAO**.
2. In case that the **MAO** property Restrict Check-In property is set, you must select one of the **Certifications** on which to perform the Check-In.
3. Optionally, enter a Comment.
4. Select **Check-In** to complete the operation.

![Screenshot showing a maintenance activity order with "AV Check-in" highlighted, referencing step 1 of completing an operation.](images/check_in_employee_mao.png)

!!! note
	  If the Employee that is checking in is a Trainee, the system will request the authentication of a valid certified Trainer.

![Screenshot showing the trainer authentication screen for completing a check-in operation.](images/check_in_employee_mao1.png)