The required guarantee shall be proportionate to the estimated value of the contract and shall be set at an appropriate level in order to prevent discrimination against diverse economic operators.
Beidh an ráthaíocht a cheanglófar comhréireach le luach measta an chonartha agus socrófar í ar leibhéal cuí chun cosc a chur ar idirdhealú i gcoinne oibreoirí eacnamaíocha éagsúla.