Выполнение CIBlockSection::GetList в init.php

                if(CModule::IncludeModule("iblock") )
                {
                     $arFilter = Array('IBLOCK_ID'=>1, 'ID'=>3, 'ACTIVE'=>'Y');
                     $arSelect = Array('ID', 'NAME', 'SECTION_PAGE_URL');
                     $db_list_th = CIBlockSection::GetList(Array(), $arFilter, true, $arSelect);
                      while($ar_result_th = $db_list_th->GetNext())
                     {
                          echo $ar_result['NAME'].' - наименование раздела.<br>';
                     }
                }