Types of products that can be static or managed A transaction backed by a portfolio of assets (such as a securitisation) may have a static, revolving or managed pool. These terms relate only to how the assets may change after closing. For example, they do not themselves determine whether the structure is a securitisation or what regulatory requirements apply. A static pool generally amortises without discretionary reinvestment, while a revolving pool acquires new eligible exposures under predetermined criteria. A managed pool permits an appointed manager to buy, sell or substitute assets within contractual limits. In each case, any permitted cures, repurchases and substitutions will be set out in the relevant transaction documents. What is a static transaction? In a static transaction, the initial collateral or underlying assets are ordinarily retained until repayment, maturity or enforcement, subject to permitted disposals or substitutions, such as those following a breach of representations and warranties. A static structure may still require a servicer, trustee or calculation agent and substantial ongoing administration. Static and managed structures occur across