(a) General rule
Except as provided in subsections (b) and (c) and in sections 6306, 7651, 7652, 7654, and 7810, the gross amount of all taxes and revenues received under the provisions of this title, and collections of whatever nature received or collected by authority of any internal revenue law, shall be paid daily into the Treasury of the United States under instructions of the Secretary as internal revenue collections, by the officer or employee receiving or collecting the same, without any abatement or deduction on account of salary, compensation, fees, costs, charges, expenses, or claims of any description. A certificate of such payment, stating the name of the depositor and the specific account on which the deposit was made, signed by the Treasurer of the United States, designated depositary, or proper officer of a deposit bank, shall be transmitted to the Secretary.

(b) Deposit funds
In accordance with instructions of the Secretary, there shall be deposited with the Treasurer of the United States in a deposit fund account—

(1) Sums offered in compromise
Sums offered in compromise under the provisions of section 7122;

(2) Sums offered for purchase of real estate
Sums offered for the purchase of real estate under the provisions of section 7506;

(3) Surplus proceeds in sales under levy
Surplus proceeds in any sale under levy, after making allowance for the amount of the tax, interest, penalties, and additions thereto, and for costs and charges of the levy and sale; and

(4) Surplus proceeds in sales of redeemed property
Surplus proceeds in any sale under section 7506 of real property redeemed by the United States, after making allowance for the amount of the tax, interest, penalties, and additions thereto, and for the costs of sale.

Upon the acceptance of such offer in compromise or offer for the purchase of such real estate, the amount so accepted shall be withdrawn from such deposit fund account and deposited in the Treasury of the United States as internal revenue collections. Upon the rejection of any such offer, the Secretary shall refund to the maker of such offer the amount thereof.

(c) Deposit of certain receipts
Moneys received in payment for—

(1) work or services performed pursuant to section 6103(p) (relating to furnishing of copies of returns or of return information), and section 6108(b) (relating to special statistical studies and compilations);

(2) work or services performed (including materials supplied) pursuant to section 7516 (relating to the supplying of training and training aids on request);

(3) other work or services performed for a State or a department or agency of the Federal Government (subject to all provisions of law and regulations governing disclosure of information) in supplying copies of, or data from, returns, statements, or other documents filed under authority of this title or records maintained in connection with the administration and enforcement of this title; and

(4) work or services performed (including materials supplied) pursuant to section 6110 (relating to public inspection of written determinations),

shall be deposited in a separate account which may be used to reimburse appropriations which bore all or part of the costs of such work or services, or to refund excess sums when necessary.

(d) Deposit of funds for law enforcement agency account

(1) In general
In the case of any amounts recovered as the result of information provided to the Internal Revenue Service by State and local law enforcement agencies which substantially contributed to such recovery, an amount equal to 10 percent of such amounts shall be deposited in a separate account which shall be used to make the reimbursements required under section 7624.

(2) Deposit in Treasury as internal revenue collections
If any amounts remain in such account after payment of any qualified costs incurred under section 7624, such amounts shall be withdrawn from such account and deposited in the Treasury of the United States as internal revenue collections.