Modelo de Laravel: solo con registros donde una columna = cierto valor

<?php
 
namespace App\Scopes;
 
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Scope;
 
class AdministrationScope implements Scope
{
    /**
     * Apply the scope to a given Eloquent query builder.
     *
     * @param  \Illuminate\Database\Eloquent\Builder  $builder
     * @param  \Illuminate\Database\Eloquent\Model  $model
     * @return void
     */
    public function apply(Builder $builder, Model $model)
    {
        $builder->where('administration', '=', 2);
    }
}

<?php
 
  // model
namespace App\Models;
 
use App\Scopes\AdministrationScope;
use Illuminate\Database\Eloquent\Model;
 
class YourModel extends Model
{
    /**
     * The "booted" method of the model.
     *
     * @return void
     */
    protected static function booted()
    {
        static::addGlobalScope(new AdministrationScope);
    }
}
SAMER SAEID