The invention discloses an account period determination method and device, equipment, a storage medium and a program product. The method comprises the following steps: receiving an operation of a user on an account period configuration interface, and obtaining account period configuration parameters; the account period configuration parameters comprise a starting date selected by the user, a settlement configuration parameter and a
payment configuration parameter; the settlement configuration parameters are used for representing settlement days and / or settlement day rules, and the
payment configuration parameters are used for representing
payment days and / or payment day rules; and determining the origin date, the
settlement date and the payment date of the user according to the origin date, the settlement configuration parameters and the payment configuration parameters. According to the method, when the transaction-related account period is determined, the actual situation of the customer is considered, the account period parameters configured by the customer are fused when the account period is calculated, and the finally calculated account period can ensure the effectiveness of enterprise account period management.