Pay.Gov Instructions

All fees for USCG credentials must be paid online through a User Fee Account.  The site accepts payments by credit or debit card or by electronic check. If you are only applying for your sophomore credential, you will follow the instructions Cadet DECK/ENGINE Merchant Mariner Credential and pay a total of $140.00.  Your MMC is a requirement for commercial shipping.  In the event you have a lower level MMC, you must apply for the Cadet DECK/ENGINE endorsement at the same fee.  If you are a senior applying to license, follow the instructions for Third Mate and Third Assistant Engineer senior licensing and pay a total $ 255.00.

Go to the USCG website http://www.pay.gov

Instructions:  Cadet DECK/ENGINE Merchant Mariner Credential Application $ 140.00 fee payment:  
Click on Find an Agency
Choose "H"
Choose "Homeland Security: US Coast Guard National Maritime Center"

This brings you to the USCG Merchant Mariner User Fee Payment

  • Click on Continue to the Form
  • Click on Continue to the Form, again

Fill out the form with your personal information.  On the last pull down screen select "Boston, MA" as the place your application will be sent.  Note:  Your social security number should be put in without dashes

Under "select what you need to pay for", select the following from the drop down menu:
Credential Category:  Select Rating Endorsement Only
Type of Endorsement:  Select Rating Original Endorsement.  This a $95.00 fee.
Examination/Testing Fees:  Select I will pay my exam fees later: $0.00 (you will not be testing now)
Issuance Fees:   Select Pay MMC Issuance Fee now $45.00
Click on "Continue."
Your total payment is $140.00
Continue to the payment page and choose your method of payment.  (Debit, credit or bank account)

Be sure to print and retain the receipt of the payment screenThis receipt copy will be the only proof of payment you will have.  You will need the Pay.gov Tracking number for this transaction to receive your credentials from the USCG.  A copy must be submitted with your Merchant Mariner's Credential application.  If there is a problem printing your receipt, email it to CDR Huhnke at mhuhnke@maritime.edu.

Instructions:  Third Mate or Third Assistant Engineer License Application $ 255.00 fee payment:

Click on Find an Agency
Choose "H"
Choose "Homeland Security: US Coast Guard National Maritime Center"

This brings you to the USCG Merchant Mariner User Fee Payment

  • Click on Continue to the Form
  • Click on Continue to the Form, again

Fill out the form with your personal information.  On the last pull down screen select "Boston, MA" as the place your application will be sent.  Note:  Your social security number should be put in without dashes.

Select the following from the drop down menu:
Credential Category:  Select Officer Endorsements and Ratings Endorsements
Type of Endorsement:  Select Original Officer Endorsement
Additional EndorsementsRating Raise in Grade or upgrade $100.00
Examination/Testing Fees:  Select Officer Upper Level Exam Fee $110.00
Issuance Fee:  Select Pay MMC Issuance Fee now $45.00  (*You must pay now/you do not have a choice).
Click "Continue"
Your total payment is $255.00
Continue to the payment page and choose your method of payment.  (Debit, credit or bank account).

Be sure to print and retain the receipt of the payment screenThis receipt copy will be the only proof of payment you will have.  You will need the Pay.gov Tracking number for this transaction to receive your credentials from the USCG.  A copy must be submitted with your License application.  If there is a problem printing your receipt, email it to CDR Huhnke at mhuhnke@maritime.edu.