To apply for an IFTA sticker or license, you must register in your home state through the department of licensing. You must have qualified vehicles to obtain the sticker. A qualified vehicle is one that transports people or property, has three or more axles and its weight exceeds 26,000 pounds.
If your vehicle meets the requirements, visit a department of licensing office to get the application package. California residents can easily apply for a sticker online. In Illinois state, it is a condition to obtain a U.S. Dot number as part of IFTA registration. Some states have a fee while others do not. For example, Illinois and Washington states have no fee for licensing, but applicants must pay for IFTA decals for each qualified vehicle. As of June 2015, there is an annual licensing fee of $10 in California. Each type of qualified vehicle an applicant has gets its unique license and sticker.
IFTA is a cooperative agreement among American states and Canadian provinces to make it easier for inter-jurisdictional vehicles to report and pay fuel use taxes. You must file the IFTA Quarterly Fuel Use Tax Return, four times each year. The IFTA license is valid for one year, so one must renew the license before it expires.