The budgets shall contain: separately for each county for which items are allocable and for which a tax is imposed, the proposed expenditures and estimates of anticipated revenue; a complete planning work program for each county in the regional district, including a schedule for the production of all plans and amendments; items allocable jointly to both counties, including provisions for: the operation of the units of the Commission established by law; and the regional planning program; and a schedule of recreation activities and programs for Prince George’s County in accordance with § 25–806 of this article.