Account Funding Transaction (AFT)

A type of transfer when bank account funds are debited from an account holder to load onto another financial account or service.

Account Name Inquiry (ANI)

Enables an account cardholder’s name to be checked against the name held by their Issuing bank


A financial institution or payment processor that facilitates and processes credit or debit card transactions on behalf of merchants, and plays a role in authorizing and settling transactions, moving funds from the customer's account to the merchant's account along the payments network.

Address Verification Service (AVS)

Used to verify the address of a payment card with the issuing institution.

Anti-Money Laundering (AML)

Laws and procedures designed to prevent criminals from disguising illegal proceeds as legitimate income.

Authorization (Auth)

The process of when a merchant confirms whether a customer has sufficient funds or credit to complete any card transaction, and when captured the transaction proceeds to settlement, transferring funds from the customer's account to the merchant's account.

Automated Clearing House (ACH)

A financial network in the US that powers electronic fund transfers governed by NACHA. ACH transfers can be used to accept payments (pull) or to send payouts (push).

Bank Identification Number (BIN)

A unique set of four to eight digits on a payment card.


An individual or entity designated to receive funds from a payout, disbursement, or push transaction.


Refers to when a client begins their integration steps to go live with TabaPay.

BSA (Bank Secrecy Act)

A U.S. law that requires financial institutions to assist government agencies in detecting and preventing money laundering.

Business-to-business (B2B)

A type of transaction flow or model where commerce and relationships conducted are between two businesses.

Business-to-consumer (B2C)

A type of transaction flow or model where commerce and relationships conducted are between a businesses and a customer.


Completing and recording an authorized financial transaction to secure the funds from the customer's account and ensure the payment is successfully processed.


A physical or digital payment device issued by financial institutions to enable a cardholder to access funds in the assigned bank account or line of credit.

Corporate Credit or Debit (CCD)

Relates to the achEntryType field for ACH in Create Transaction.

Card Identification Number (CID)

Functions similarly to the Card Verification Value (CVV) for a security layer, and commonly associated with American Express cards, and typically displays a 4-digit code on the front of the card.

Card Number

Functions similarly to the Card Verification Value (CVV) for a security layer, and commonly associated with American Express cards, and typically displays a 4-digit code on the front of the card.

Card Security Code

Refers to all the various security codes such as CVV, CVV2, CVC, and CID, which are required to authenticate card transactions where the card is not physically present.

Card Verification Code

This 3-4 numerical code provides a check of the card's validity and is used to prevent fraud in transactions without physical cards. Also known as CVV, CSC, and CID.

Card Verification Code (CVV)

A 3 or 4-digit number that adds an extra layer of security, for card-not-present (CNP) transactions, or when you're buying something without swiping your card. Also known CVC, CVV2, CSC.

Card-not-present (CNP)

A transaction flow where the customer's card and the merchant are not physically together, but the purchase is made using the card details like online shopping.

Cardholder Data Environment (CDE)

Consists of the people, processes and technologies that store, process, or transmit cardholder data or sensitive authentication data.


Occurs when a cardholder disputes a transaction and the charge is reversed, transferring funds back from the merchant to the cardholder.

Chip Card

An EMV card with a microchip that provides a security layer by creating a unique transaction code for each payment for in-person transactions.

Client ID

Your unique 22-character string issued during onboarding. This value is used in your URLs for TabaPay APIs. For questions on what string to use, ask TabaPay support.

Customer Initiated Transaction (CIT)

A transaction where the cardholder actively participates or make a request at the time of purchase.

Digital Wallet

A virtual repository that stores payment methods or funds that allows contactless payments like near-field communication (NFC) technology, electronic transfers.


A payment flow that moves funds from a sender's bank account to a recipient's bank account.

Europay, Mastercard, and Visa (EMV)

A physical payment card that contains both a smart chip and a magnetic strip for physical terminals. Also known as a chip card, and are used for modern credit, or debit cards.

Federal Deposit Insurance Corporation (FDIC)

A United States government agency that provides deposit insurance to account holders in U.S. banks and savings institutions. The FDIC's insurance protects up to $250,000 per depositor, per insured bank, for each account ownership category in the event of a bank failure.

Foreign Exchange (FX)

The process of converting one currency into another that is used in international, or cross-border transactions.

Fully Qualified Domain Name (FQDN)

Replace FQDN with the appropriate domain. Ensure the domain you're using is consistent with the environment you're testing in (sandbox, production, etc.).

Independent Sales Organization (ISO)

A third-party middleman that helps connect businesses to use payment services with payment processors and banks.


The bank or financial institution that provides a card to the cardholder, authorizing the card's use for transactions and oversees the card's activities.

Know Your Business (KYB)

The process of verifying an organization and the nature of its business to ensure compliance with regulatory requirements, prevent fraud, and manage risk.

Know Your Customer (KYC)

The process of verifying the identity of a customer and assessing any risks in doing business with them to help prevent identity theft, financial fraud, money laundering, and terrorist financing.

Merchant Category Codes (MCC)

Four-digit numbers used by credit card networks to classify businesses based on the type of goods or services they provide, affecting rewards, tax reporting, and fraud detection.


Refers to a type of payment flow where an account holder transfers funds from one account to another account they own.

Merchant Identifier (MID)

Identifies a specific program, or merchant with TabaPay.

Multi-Factor Authentication (MFA)

A security process that requires users to provide two or more verification factors to access a resource, enhancing protection against unauthorized access.

Merchant Initiated Transaction (MIT)

Any transaction that is successfully conducted without the active participation of the cardholder.

Money Transmission

The process of transferring funds from one person or entity to another, often through different financial services or systems. It includes various methods like electronic payments, wire transfers, and physical cash transfers.

Money Services Business (MSB)

A company that provides financial services like money transfers, currency exchange, and payment processing, that serve as accessible financial points for consumers, especially those who may not have access to traditional banking services.

National Automated Clearing House Association (Nacha)

An organization that governs the ACH payments Network to deliver payments education, accreditation and advisory services.

Near Field Communication (NFC)

Near Field Communication is a technology that allows two devices—like a smartphone and a payment terminal—to communicate when they are close together to allow for contactless payment systems, and data transfer.

Office of Foreign Asset Control (OFAC)

Enforces sanctions based on foreign policy and national security goals against specific entities, countries, terrorists, narcotics traffickers, and those involved in weapons proliferation, to help safeguard US security, policy or the economy.

Original Credit Transaction (OCT)

A transaction where funds are first transferred into a bank account.


A transfer of funds when a merchant, or individual accepts a transaction for any goods, services, or legal obligation.


A transaction that moves funds from a sender's bank account to a recipient's bank account.


Payment Card Industry Data Security Standards (PCI-DSS, or PCI). A set of standards that participants in the payment card ecosystem must follow to help ensure the safety of payment card data.

Person to Person (P2P)

A transaction that moves funds from a sender's bank account to a recipient's bank account.

Point of Sale (POS)

The system where customer transactions are processed, and completed.

Politically Exposed Persons (PEP)

Individuals who hold a prominent public position, or those associated with them, which can be susceptible to heightened risks of corruption and bribery.

Prearranged Payment and Deposit (PPD)

Relates to the achEntryType field for ACH in Create Transaction.

Primary Account Number (PAN)

A unique identifier assigned to an individual payment card, such as a credit or debit card.


A transaction initiated by the receiving party that draws funds out of a source account into a receiving, or destination bank account.


A transaction initiated by the sending party that credits an account where funds are being sent out of a source account into another account, or card. Also known as a Payout or Disbursement.


A type of transaction related to the purchase of items that can be directly converted to cash. For example, casino game chips, lottery tickets, cryptocurrency, or money orders.

Real Time Payments (RTP)

An instant payments platform from The Clearing House that allows financial institutions to clear and settle payments between them in real time.


A transfer of money by one person in one country to a person in another country, usually to a family member

Remote Payment and Presentment Service (RPPS)

A fully electronic solution for bill payment processing that provides electronic routing, posting, and same day settlement of financial transactions


An individual or entity who is sending funds to a beneficiary.


When a financial transaction completes by crediting the destination bank account.

Stored Credentials

Payment credentials that have been stored to process future card payments. If you are creating an account for each user to transact using TabaPay’s API, you are storing credentials.

Sponsor Bank

A bank that enables payment processors and Independent Sales Organizations (ISOs) to access major card networks like Visa and MasterCard for transaction processing.

SubClient ID

A 4, 6, or 8-digit value, specifying a program under a client. If you're unsure what value to use, ask TabaPay support. You may need to append this value to your ClientID with the "_" character as a separator (i.e. ClientID_SubClientID) within your API URL.


Did you know TABA stands for There And Back Again (subtitle to The Hobbit). TABA. Round trip payments. Push and Pull. It all makes sense, doesn't it?! TabaPay offers secure, reliable, and lower cost instant payments for any business to accept payments, or disburse funds through one unified API.

Three-Domain Secure (3DS)

A messaging protocol used to authenticate cardholder information when processing card-not-present (CNP) payments.


A transfer of funds from one party to another that is a push or pull and uses many forms including cash, check, electronic funds transfer, credit or debit card transactions, or online payment services.

Ultimate Beneficial Owner (UBO)

The person(s) who owns or controls a legal entity or arrangement, such as a company or a trust.

Visa Direct Account (VDA)

Sends payouts to bank accounts through the Visa network using its ACH/RTP.

Visa Direct Wallet (VDW)

Sends payouts to bank accounts through the Visa network using its ACH/RTP.

Visa Merchant Identifier (VMID)

A unique id number that represents a merchant transacting using the Visa network.


Web Application/Internet/Mobile Initiated Entry. Relates to the achEntryType field for ACH in Create Transaction.