Description:    err.Error(),
				HTTPStatusCode: http.StatusBadRequest,
			}
		case errIsTierPermError(err):
			apiErr = APIError{
				Code:           "XMinioAdminTierInsufficientPermissions",
				Description:    err.Error(),
				HTTPStatusCode: http.StatusBadRequest,
			}
		case errors.Is(err, errTierInvalidConfig):
			apiErr = APIError{