May 1 is the beginning of AHL's new fiscal year. Submissions logged on or after May 1 will reflect to new pricing. Current clients should have received a hard copy of the 2022 AHL Fees schedule / User guide in the mail, if not please contact ahlinfo@uoguelph.ca to request.  Our online fee schedule is always up to date and available. A unique username and password is required to login to the AHL website. Registered veterinarians, technicians and researchers are welcome to register here [1].