Split and simplify the following sentence while retaining its full meaning: Once the appropriations are made available by the budgetary authority , the Commission shall adopt a grant decision and shall pay that grant immediately and in a single instalment to the beneficiary State upon signature of the agreement referred to in Article 5 .
 Simplified version:
When the appropriations are made available by the budgetary authority , the Commission takes a decision awarding the grant . This grant is paid immediately and in a single installment to the beneficiary State after the agreement referred to in Article 5 has been signed .