MyGuamTax is a subsidiary site of our parent site GuamTax.com.
This site provides online services for individual (non-commercial)
Our online services allow you to conduct business
with our department electronically over the Internet.
To get started with e-filing, you need to register for a
MyGuamTax user account. Registering for a user account allows
you to access our secured online e-filing system, and store
your data for later use.
NOTE: If you have a GuamTax user account,
you'll still need to register for a separate account on
Looking to file your GRTs?
MyGuamTax was built specifically for e-filing transactions
for individual taxpayers. To perform commercial e-filing
transactions, such as filing your GRTs or SWICA reports,
please login to GuamTax.com using
your GuamTax user account.