Annual reports to the government on retirement pension/profit sharing plans are filed on Form 5500. The 5500 report is filed with the:

The correct answer is that Form 5500 is filed with the Department of Labor (DOL). This form is a critical annual report for retirement plans, including pension and profit-sharing plans, and it serves multiple purposes, such as providing information about the plan's financial condition, investments, and operations. The DOL requires this information to ensure that plans are adhering to the Employee Retirement Income Security Act (ERISA) requirements, which are in place to protect the interests of participants in pension and welfare benefit plans.

Filing with the DOL allows for public disclosure of important information about private pension plans, which adds a layer of transparency and accountability. The DOL uses this data to regulate and monitor retirement plans effectively. Thus, the requirement to file this report with the DOL is crucial for compliance and oversight of retirement plans.