Sec­tion 1.  Vacan­cies.  Vacan­cies shall be cre­at­ed and filled in accor­dance with past prac­tice using the estab­lished Mer­it Com­mis­sion pro­ce­dures with­out waiv­er there­of.  The Sher­iff shall fill vacan­cies for new posi­tions or pro­mo­tions by select­ing a qual­i­fied per­son from an eli­gi­bil­i­ty list cre­at­ed by the Mer­it Com­mis­sion in accor­dance with its past practice.