Form SD-1 offers detail from a balance sheet or depreciation schedule and may not apply to all entities. This booklet contains the necessary instructions for a corporation to file a Maryland corporation income tax return for tax year 2023.(b) (1) Any stockholder, director, or officer of a commercial bank may inspect the stock ledger during usual business hours. Capital stock is the amount of common and preferred shares that a company is authorized to issue, according to its corporate charter.