ценная бумага без права снятия средств (в данном случае в течение срока погашения кредита)

Исходя из контекста, это может быть либо "арестованный депозитный сертификат", либо депозитный сертификат, выписанный на конкретное лицо (напр., на несовершеннолетнего ребенка, как в примере внизу) с возможностью получения только по достижению определенного возраста (т.е. в данном случае "срочный депозитный сертификат").
5. Upon receiving the proceeds of the compromise, the parent or guardian to whom the proceeds of the compromise are ordered to be paid, shall establish a blocked financial investment for the benefit of the minor with the proceeds of the compromise. Money may be obtained from the blocked financial investment only pursuant to subsection 6. Within 30 days after receiving the proceeds of the compromise, the parent or guardian shall file with the court proof that the blocked financial investment has been established. If the balance of the investment is more than $10,000, the parent, guardian or person in charge of managing the investment shall annually file with the court a verified report detailing the activities of the investment during the previous 12 months. If the balance of the investment is $10,000 or less, the court may order the parent, guardian or person in charge of managing the investment to file such periodic verified reports as the court deems appropriate. The court may hold a hearing on a verified report only if it deems a hearing necessary to receive an explanation of the activities of the investment.

or
8. As used in this section, the term “blocked financial investment” means a savings account established in a depository institution in this state, a certificate of deposit, a United States savings bond, a fixed or variable annuity contract, or another reliable investment that is approved by the court.