• If the pet is less than three months, a "Certificate of Good Health" issued by an official authority or by a licensed veterinarian, issued not more than 72 hours before the animal enters Mexico.
   
• If the pet is older than three months, the "Certificate of Good Health" must also state immunizations against rabies, distemper, hepatitis and leptospirosis.  Any immunization must have been administered at least 15 days before the pet's arrival to Mexico, but not more than one year.
  
  
• The certificate must contain the name of the importer and exporter, the address from where the pet came and it's destination.
  
  
• Medical treatment--de-parasited--(has to be applied within 6 months prior to export), and pet has to be free from external and internal parasites.
  
  
• At the OISA Inspection your documents will be read and your pet will be physically examined by an Agricultural, Fishing and Aquaculture Health Officer for external parasites ... and that office will decide:
  
       (1) if the animal is allowed immediate entry.  If it is allowed
       immediate entry, it will be issued a zoo-sanitary importation
       certificate, valid for eight days and must be carried with you
       when leaving Mexico; or
  
       (2) whether it is necessary to retain the animal in custody
       for an additional inspection.  Should this happen, they are
       required to give you a voucher.
  
  If the pet has parasites, a Vet chosen by the owner will apply an antiphrastic treatment and the owner has to pay for this service. Besides, the officer will disinfect the kennel box of the pet.
  

Click on the link above to be taken to the Official Web Site of SENASICA, the National Service of Agro Alimentary Health, Safety, and Quality (by its Spanish abbreviation in initials).  SENASICA is a decentralized agency from the Secretary of Agriculture, Livestock Production, Rural Development, Fishery, and Food or SAGARPA. 

SENASICA is oriented to perform sanitary actions in order to protect the agricultural, aquaculture and animal productions resources from pests and diseases of quarantine and econmic importance.

SENASICA works along with other Federal Government Secretaries, State Governments, the Congress, and producers' organizations, industrialists and traders of plant, animal and fishery goods in the country, as well as providers of services.

Explanatory Notes: 

A)   All kind of pet beds are forbidden; it is only allowed feed for the day that pet arrives.

B)   If the origin country were Mexico, Health Certificate must be issued in the country where the pet comes.

C)   When health certificate doesn't indicate, 2 and/or 3 requirements of this list, it's necessary to bring original documents that include rabies vaccination date (12 months prior to export) and antiphrastic treatment (6 months prior to export), and the officer will retain a photocopy after compare it with original document.

D)  Health Certificate must be printed in headed notepaper with professional degree of the vet (or equivalent) or a photocopy of the professional degree of the vet who issued it, this Certificate has to be issued within 5 days prior to export, if certificate were issued before of 5 days, the officer would examine the health status of pet and a vet chosen by the owner will certificate health status and will apply the corresponding treatment if necessary and the owner has to pay for this service.

E)   Importation procedure is free when you import one or two pets (dogs and/or cats).  If you import more than two pets you have to pay an Import Zoosanitary Certificate fee of $1,620.00 MXN; and you can pay in a banking module or by internet.