Eligibility for assistance for payment months is determined prospectively by using the best estimate of income and circumstances of the budget group during the calendar month in which the assistance payment is made. If the budget group is determined to be ineligible, no assistance payment is made for the payment month.
55 Pa. Code § 183.12
The provisions of this § 183.12 issued under section 403(b) of the Public Welfare Code (62 P. S. § 403(b)).