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AvanTax Filing Services

We've been working with Canadian tax information slips for decades. We annually prepare hundreds of XML submissions and distribute many thousands of slips for clients of every size and description. We like what we do and we're very good at it!

A little bit about us

We are a service of ELM Computer Systems Inc., a Toronto based IT firm providing tax and custom software solutions throughout North America since 1978.

about us

AvanTax Filing Services offers reliable Canadian tax slip processing and filing services to Canadian organizations and Internationals with Canadian operations. We've processed returns for firms of any size; from global management operations to the neighbourhood small business.


Our mission is to provide our clients with the best tax slip processing services possible; to do it in a timely manner, at a reasonable cost with a team of experts each of whom has several decades of experience in Canadian tax slip preparation.


You'll never be just another invoice with us; business is people. We know that, regardless of their size, businesses are made up of people who contribute to its success, and we want to help. Our people will work closely with your people to do your filing correctly and on time.


After providing your data you won't have to do anything else, we'll take care of everything. We prepare and distribute recipient tax slips. We prepare and submit XML data to the CRA & RQ Internet services. And we provide you with all the reports you need for your records.


Canada Revenue Agency: NR4, T1204, T3, T4, T4PS, T4RIF, T4RSP, T4A, T4ANR, T4ARCA, T5, T5007, T5008, T5013, T5018, T2200, T2202A & TFSA
Revenu Québec: RL1, RL2, RL3, RL5, RL8, RL11, RL15, RL16, RL18, RL22, RL24, RL25, RL27, RL30, RL31 & TP-64

What We Do For Our Clients

We convert raw tax slip data into CRA/RQ XML files and efile on your behalf. We also print & mail recipient slips or distribute slips as secure PDF to the recipient's email.


Prepare & Submit XML Returns to CRA or RQ
Print & Fold Recipient Slips
Mail & Email Recipient Slips
Prepare PDF Recipient Slips


T3 Returns
RL31 Returns
T4A Returns
Other Returns - Including: T4, T5, T2202A, RL1, RL3 ...

Meet The Team

We're more than just words on a website, we're people. We're people who will listen to you (because you're people too) and work with you to ensure that your data is treated with the utmost care and processed exactly as you wish.

Our people are ...

Our Services

Whether you're 100% Canadian or an American or multi-national with Canadian operations, we'll save you time and money. Our agents have decades of experience in tax slip processing and annually prepare hundreds of tax returns. We'll create, validate and electronically submit your return and prepare and distribute recipient slips on your behalf.

Basic Package

Simply provide us with your data and we'll give you back a completed return. Our Basic Package includes these services:

Import data from CSV/Excel/XML
Convert data to XML
Verify against CRA/RQ XML schemas
Client & internal reviews
Submit XML to CRA/RQ
PDF of all recipient slips
Client copies of all reports

Optional Services

Delegate more of your work to us and save even more of your time, add any combination of our Optional Services:

Printed recipient slips
Return ship printed slips
Fold & mail printed slips
Include custom cover letter
Individual recipient PDF slips
Email secure PDF slips
Include custom attachment

Custom Services

We're not just limited to processing mere tax forms either, we also offer a wide variety of Custom Services; including:

Unclaimed property filing
Previous year submissions
Multi-page forms printing
Create XML from any source
Customized forms
Customized data printing
Customized XML formatting

All tax slip & XML output prepared and distributed by AvanTax Filing Services is approved by Canada Revenue Agency and Revenu Québec


Over the years we've prepared countless returns for a wide variety of business types. Below are just a few examples of the work we've done in the way of tax slip preparation and XML data processing for our clients. What can we do for you?

Stock Plan Administration

17,000 Recipient Slips
26 Returns: T4RSP | T5 | T5008 | RL-18
Convert data to XML & eFile
Sort, print & mail recipient slips
PDF copies of bad-address recipient slips
Final reports & XML submission confirmations

Read More

Media Event Management

300 Recipient Slips
4 Returns: T4 | T4A | RL-1
Generate RL-1 returns from T4A data
Convert data to XML & eFile
Final reports & XML submission confirmations
Amended & Cancelled returns

Read More

Employee Benefits Admin.

40,000 Recipient Slips
25 Returns: T4A
Data correction
Convert data to XML & eFile
Sort, print & mail recipient slips
Final reports & XML submission confirmations

Read More

Unclaimed Property Reports

130 Properties, 700 Owners
Develop custom Text-to-XML converter
Convert raw data to XML & eFile
Final reports & XML submission confirmations

Read More

Direct Sales

380 Recipient Slips
1 Return: T4A
Convert data to XML & eFile
Create encrypted PDF slips
Email PDF slips to recipients
Final reports & XML submission confirmations

Read More

Investment Management

4,000 Recipient Slips
2 Returns: NR4 | T3
Data correction
Convert data to XML & eFile
Design custom print output
Sort, custom print & mail recipient slips
Final reports & submission confirmations
Amended & Cancelled returns

Read More

What Our Clients Say

We like our clients a lot! We enjoy working with them and we do all that we can to ensure that they enjoy working with us. Our goal is to meet every challenge as a new opportunity to impress our clients and exceed their expectations. Here's what a few of our clients have said about our service.


The rate schedule below shows costs and price breaks for our Standard Package and each of our Optional Services. Contact us if you'd like to discuss forms or services that you don't see in this table.


Import data from CSV/XLS/XLSX, Convert data to CRA/RQ XML, Submit XML file to CRA/RQ, Recipient slip PDF, Filing status report
1,000 slips or less
$1.00 / slip
$300.00 minimum
1,001 to 5,000 slips
$1,000.00 for first 1,000 slips
$0.50 each additional slip
5,001 slips or more
$3,000.00 for first 5,000 slips
$0.33 each additional slip

Printed Slips
750 slips or less
$285.00 minimum
751 to 1,000 slips
$285.00 for first 750 slips
$0.20 each additional slip
1,001 slips or more
$335.00 for first 1,000 slips
$0.15 each additional slip
Fold & Envelope Printed Slips
500 slips or less
$90.00 minimum
501 slips or more
$90.00 for first 500 slips
$0.30 each additional slip
Print return address on envelope
$50.00 / 500 slips
$25.00 minimum
Mail Slips to Recipients
Current Canadian postal rates
Deliver to postal gateway
Based on quantity to be mailed
Return Shipping
Return ship printed slips to client
$7.00 / 500 slips
$25.00 minimum
Individual PDF Recipient Slips
Individual recipient slips
(password protected)
$300.00 for first 300 slips
$0.08 each additional slip
Email PDF Slips to Recipients
Email password protected recipient slips
$0.08 / slip
$75.00 minimum

Low volume
Included with Standard Package
High volume
$150.00 / hour

Canada Revenue Agency
NR4, T1204, T3, T4, T4PS, T4RIF
T5007, T5008, T5013, T5018
T2200, T2202A, TFSA
Revenu Québec
RL-1, RL-2, RL-3, RL-5, RL-8
RL-11, RL-15, RL-16, RL-18, RL-22
RL-24, RL-25, RL-27, RL-30, RL-31, TP-64

Call us to discuss any forms or custom work not shown above

Use our Online Calculator to estimate your costs.

Click for Online Calculator

Or contact our staff for a free, custom quotation.

Click for Custom Quotation

Start Using AvanTax Filing Services

AvanTax Filing Services converts Canadian tax information slip data in CSV, XLS/XLSX or XML files into Canada Revenue Agency & Revenu Québec XML formats. We can process data for any number of recipients, for any number of payers, for any conceivable situation.

Order Form

Complete our Order Form and we'll get working for you today! PLEASE NOTE that we must receive your data well before its filing deadline in order for us to be able to meet that deadline. We will not accept responsibility for any filing penalties due to late receipt of data.

Import Templates

Our Import Templates prepare your data for import into our system with Formatting details for each field of every form; ensuring that your data is compatible with our system. Contact us to discuss process of custom XML and forms not already available in our system.

Data Security

We respect the privacy of your data and place a very high value on maintaining it. Once it is in our system, your data is encrypted from start to finish, except while being processed. Please refer to our Terms & Conditions Agreement for details of our privacy and data retention policies.

Connect With Us

Give us a call; send an email; join us on social media or start up a live-chat
However you let us know, we'd like to learn how we can help you!

AvanTax Filing Services

is owned and operated by

ELM Computer Systems Inc.
502 Gordon Baker Road
North York, ON, M2H 3B4
800 268 3211 (116)

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