When Tokuseirei (ordering return of land sold and dissolution of debts) was issued due to a peasant uprising, the bakufu had to suspend the collection of dosoyaku, making it an unstable form of revenue even though it was an indispensable form of income.
更に土一揆によって徳政令が出された場合には、幕府は土倉役の徴収を停止しなければならず、幕府に欠く事の出来ない財政収入でありながら不安定さとも隣り合わせていた。