Audit 345213

Title: Pass-through to Sub-recipients Accounting Policies: Basis of Presentation The accompanying Schedule of Expenditures of Federal Awards (“the Schedule”) includes the federal award activity of Oak Grove Institute Foundation, Inc. (“the Foundation”), under the programs of the federal government, state, and local agencies, for the year ended December 31, 2023. The Schedule is presented in accordance with requirements of Title 2 U.S. Code of Federal Regulations Part 200, Uniform Administrative Requirements, Cost Principles, and Audit Requirements for Federal Awards (Uniform Guidance). Because the Schedule presents only a selected portion of the operations of the Foundation, it is not intended to and does not present the financial position, changes in net assets, or cash flows of the Foundation. De Minimis Rate Used: N Rate Explanation: Basis of Accounting Expenditures reported on the Schedule are reported on the accrual basis of accounting. Such expenditures are recognized following the cost principles contained in 2 CFR 200, Subpart E (Cost Principles), wherein certain types of expenditures are not allowed or are limited as to reimbursement. The Foundation did not elect to use the 10% de minimis indirect cost rate allowed under the Uniform Guidance. The Foundation did not pass-through federal funding to any sub-recipients during the year ended December 31, 2023.

Title: Other Information Accounting Policies: Basis of Presentation The accompanying Schedule of Expenditures of Federal Awards (“the Schedule”) includes the federal award activity of Oak Grove Institute Foundation, Inc. (“the Foundation”), under the programs of the federal government, state, and local agencies, for the year ended December 31, 2023. The Schedule is presented in accordance with requirements of Title 2 U.S. Code of Federal Regulations Part 200, Uniform Administrative Requirements, Cost Principles, and Audit Requirements for Federal Awards (Uniform Guidance). Because the Schedule presents only a selected portion of the operations of the Foundation, it is not intended to and does not present the financial position, changes in net assets, or cash flows of the Foundation. De Minimis Rate Used: N Rate Explanation: Basis of Accounting Expenditures reported on the Schedule are reported on the accrual basis of accounting. Such expenditures are recognized following the cost principles contained in 2 CFR 200, Subpart E (Cost Principles), wherein certain types of expenditures are not allowed or are limited as to reimbursement. The Foundation did not elect to use the 10% de minimis indirect cost rate allowed under the Uniform Guidance. The Foundation did not receive federal insurance, loans, or non-cash assistance during the year ended December 31, 2023 that are subject to Uniform Guidance requirements.