September, 2026
about 5 hours ago by Gusto Developer Relations
Welcome to our September changelog!
Have questions about anything in the changelog? Please feel free to reach out to [email protected]
API Improvements
- Pay Schedules API
- New
workweek_start_dayfield added to Pay Schedule response objects. Affected endpoints include:
- New
- Earning Types API
- New
categoryandincluded_in_overtime_payfields added to Earning Type request and response objects. Affected endpoints include:
- New
- Payrolls API
- New
workweeks,breakdowns, andpay_adjustmentsfields added to Payroll response objects.breakdownscan also be set via the update request. Affected endpoints include: - New
409 Conflictresponse documented on Update a payroll by ID for lock contention during parallel update requests. This error is retryable.
- New
Webhooks
- Added Contractor Events
- contractor.deactivation_effective
- contractor.deactivation_cancelled
- contractor.reactivation_effective
- contractor.reactivation_cancelled
Documentation
pay_period.start_dateandpay_period.end_dateare now correctly typed as nullable on Payroll response objects. Tax reconciliation payrolls have no pay period, so these fields returnnullin that case. Affected endpoints include:current_compensation_uuidis now correctly typed as nullable on Job objects. Returnsnullwhen a job has no current compensation record. Affected endpoints include:- Numerous minor documentation updates, additions and improvements