# setCLimit
**POST api/setCLimit**
{% tabs %}
{% tab title="Payload" %}
```json
{
"counterpartyId": 4,
"currency": "EUR",
"grossLimit": 15000000000000,
"maintenanceMargin": 1000, // For makers and masters only
"restrictedTrading": 1500, // For makers and masters only
"initialMargin": 2000
}
```
{% endtab %}
{% tab title="200 OK" %}
```json
{
"error": 0
}
```
{% endtab %}
{% tab title="400 Bad request" %}
```json
{
"error": 2
}
```
{% endtab %}
{% endtabs %}
**Request parameters**
| Field name | Type | Description |
| ----------------- | -------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| counterpartyId | Efx::ClientId | Counterparty Id |
| currency | string | Currency name |
| grossLimit | Efx::Size | Gross limit size |
| maintenaceMargin | unsigned int32 | Optional. For makers and masters only!
Maintenance margin level.
In % multiplied by 1e4.
From 0 to 1000000, that is 0% to 100% of gross limit.
|
| restrictedTrading | unsigned int32 | Optional. For makers and masters only!
Restricted trading level.
In % multiplied by 1e4.
From 0 to 1000000, that is 0% to 100% of gross limit.
Should be greater or equal to the maintenance margin.
|
| initialMargin | unsigned int32 | Optional. For makers and masters only!
Initial margin level.
In % multiplied by 1e4.
From 0 to 1000000, that is 0% to 100% of gross limit.
Should be greater or equal to the restricted trading level.
|
{% hint style="info" %}
Only one limit could be set against the counterparty.
Setting the new limit will modify the existing one.
{% endhint %}