March 1, 2024
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Knowledge Base
Definitive answers from Marqeta experts

Knowledge Base Articles

Understanding ACH Returns - Part 2

In the last article "Understanding ACH Returns - Part 1", we discussed some basic concepts of an ACH return and how it works in general. In Part 2, we will review some common return scenarios and how you can leverage Marqeta's API to manage ACH retu...

dwu by Marqetan
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Understanding ACH Returns - Part 1

The Difference Between Returns, Disputes and Chargebacks “Disputes” and “chargebacks” are terms heavily used in the card industry. Typically, a consumer would need to submit a dispute or chargeback claim and your card issuer (i.e. banks) would revie...

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dwu by Marqetan
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What happens when my MFA code doesn't work?

We were recently asked the following question: What happens if I am attempting to log in to my Marqeta public sandbox account, and I fat-finger the MFA code (or I don’t receive an MFA code at all)? In other words, how long does it take for the MFA s...

Program Funding Account Management 101 Guide

Overview  This guide serves to assist clients who need direction on how to manage or collect funds from their downstream small-to-medium sized businesses (SMBs) to fund Program Funding accounts at Marqeta’s issuing bank partners. Currently, programs...

emawutor by Marqeta Staff
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A guide to Interactive Voice Response (IVR)

Interactive Voice Response (IVR) allows downstream customers to interact with Marqeta’s backend services through a computer-operated phone system. Some operations that can be achieved with IVR are reporting lost or stolen cards, pin activation, chec...

emawutor by Marqeta Staff
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Are webhook events environment agnostic?

We recently got a question about whether webhook events are associated with a specific environment. In other words, is there an event type whose webhook events are not triggered in the sandbox, or are all event types supported regardless of the envi...

Does the card resource have a metadata field?

People often wonder if the card resource has a metadata field, including how it can be used, where it is stored, and whether this field can be used to pass data. The answer is that users of the Marqeta platform typically store metadata at the user l...

How to use Marqeta Webhooks

Are you building an application that relies on a third-party service? If so, how does your application know when updates occur on that service? Let’s say you have an application which manages a user’s social media account. How can the application kno...

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How are card numbers determined?

We sometimes get questions about how a card number (PAN) is chosen when creating cards. Here are a few details: As part of card creation, a PAN is randomly generated within a program’s assigned BIN range. If that PAN is unavailable for any reason, a...

How to use a webhook response to find decline code

To find the decline message via webhook response look for the response code and memo. Check for the user, card, or transaction token to link the decline back to your system.    Restricted Auth Example:   }, "issuer_interchange_amount" : 0, "currenc...

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jcook by Marqeta Staff
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Common decline reasons and resolutions

We've put together resolutions for common decline codes in the table below.    Code Definition Resolution 1001 Card Expired Issue new card. To view Expiration via API- use “expiration” field /cards endpoint. Via Dashboard  use “expiration” on ...

jcook by Marqeta Staff
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How to troubleshoot card payment declines

What are declines? Declines occur when a card payment cannot be processed, for a variety of different reasons. To begin to troubleshoot it’s important to understand the types of declines and why they occur.HARD DECLINE: Authorizations that are not ap...

jcook by Marqeta Staff
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