It is typically recommended that an application for security for costs be made as early as possible in the proceedings. An application for security for costs can be made at any stage in the proceedings.An application can only be made once proceedings have been commenced and should be made promptly and as early in the proceedings as possible. The contractor is paying these people while they are awaiting their clearance. In that case, the contractor is incurring costs. If the claimant does not have the funds required to pay the defendant, the defendant could be left out of pocket if security for costs is not obtained. Usually, security is sought at the first case management conference. In compliance with the requirements of the Iran Divestment Act and. Usually, security is sought at the first case management conference. If tenancy is a monthly or annual lease agreement, the security deposit may not exceed two months' rent.