The Board of Estimates shall formulate and execute the fiscal policy of the City to the extent, and in the manner provided for, in the Charter. To exercise its powers and perform its duties, the Board may promulgate rules and regulations and summon before it the heads of departments, bureaus or divisions, municipal officers, and members of commissions and boards. For statutory requirements governing the proposal, adoption, and publication of administrative rules and regulations, see General Provisions Article, Title 4 {“Administrative Procedure Act – Regulations”}.