Cash Reconciliation

Cash reconciliation is the process of confirming that the cash an organisation actually holds matches the amount its records say it should hold, and explaining any shortfall or surplus. In its narrow sense it means counting physical cash in tills, safes, vaults and ATMs and comparing the count with the expected figure. In its broader accounting sense it covers every cash account: notes and coins, petty cash and bank balances together.

Retailers, banks, casinos, money service businesses and mobile money agents depend on it, because cash is easy to lose or steal and leaves little trail. It overlaps with bank reconciliation, which handles the bank-held part of cash, and it feeds the treasury view of how much money is available each day. In the general ledger, cash reconciliation is one of the account-level checks covered by account reconciliation.

Picture a school fête cake stall. It starts the morning with a tin holding a small amount of change. By the afternoon the volunteers know how many cakes were sold and at what price. They count the tin, take away the starting change, and compare what is left with the sales. If the tin is light, a coin may have been dropped, change given wrongly, or someone may have dipped in.

A shop till, a bank teller's drawer and a cash machine are checked the same way, only more often and more formally. Each has a starting amount, a record of cash in and cash out, and an actual count. The difference is called "over" or "short", and every difference is written down and explained.

The expected closing cash for a till, drawer or vault is:

• $C_{\text{open}}$ is the opening float, the cash placed in the drawer at the start of the shift.
• $R$ is cash received during the shift (cash sales, deposits, cash-ins).
• $P$ is cash paid out (refunds, withdrawals, petty-cash payments, cash-outs).

The variance is the counted cash minus the expected cash. Worked example: a till opens with 200, takes 1,450 in cash sales and pays out 50 in refunds, so expected cash is 200 + 1,450 − 50 = 1,600. The count is 1,585, a shortage of 15. Most businesses post small variances to a "cash over and short" expense account and investigate larger ones or repeated shortages by the same staff member.

• Retail and hospitality. Each point of sale drawer is counted at shift change and agreed to the POS system's cash report before takings are bagged for deposit.
• Bank branches. Tellers balance their drawers daily; the branch vault is reconciled against the bank's core records, and cash shipped to or from the central bank or a cash centre is reconciled on arrival.
• ATM networks. When an ATM is replenished, the operator compares cash loaded, cash dispensed according to the machine's journal, and cash left in the cassettes. Mismatches can point to dispense faults, failed transactions that need a reversal, or physical attacks.
• Remittance and agent networks. Agents handling cash pickup and cash over the counter payouts reconcile physical cash against the system's record of transfers paid, and against their electronic float with the provider.
• Cash in transit. Bulk movements by armoured carrier or cash courier are counted and signed for at each handover so a shortage can be traced to a stage.

In corporate finance the term often refers to the daily or month-end check that the cash balance in the ledger agrees with all the sources that make it up: every bank account, petty-cash funds and cash in transit between accounts. Treasury teams combine bank statements, balance reporting feeds and in-transit transfers to arrive at a confirmed figure, which then drives cash positioning and cash forecasting. Differences usually come from float (payments sent but not yet received), bank fees and transfers booked in one entity but not the other.

Cash is the asset most exposed to theft, so standard controls include dual counting by two people, blind counts (the counter does not see the expected figure), surprise counts, sealed bags with numbered tags, and camera coverage of counting rooms. Duties are separated so that the person who handles cash is not the person who records it or performs the account-level sign-off. A pattern of small shortages, or of shortages that "reverse" the next day, can signal skimming or lapping. In banks and money service businesses, unexplained cash variances are also an operational risk and may need review for fraud or money laundering, since structured cash deposits are a classic laundering method.

Reconciliation of physical cash is increasingly supported by smart safes and cash-recycling machines that count notes as they are deposited and send totals to the ledger, but the final count and sign-off remain human tasks in most organisations.

• Federal Reserve Financial Services: Cash Services
• COSO: Guidance on Internal Control