What are the restrictions on carrying pets?

Your pet must travel through credited airlines and routes as needed under IATA rules and regulations.
Airlines often impose restrictions on travel for snub-nosed pets due to breathing issues.
If your pet is too young, they are often not allowed to fly below a certain age limit.
If your pet is sick, injured, or heavily pregnant, it may be refused to fly.

Your pet must have a travel health clearance certificate before departure.
Legitimate vaccination and microchip records are necessary.
Most of the country demands updated vaccination records.
Some of the destination countries ask for the rabies vaccination.
If your pet is canine, then they need tapeworm treatment before entering certain countries.
You must choose the crate carefully because your pets must travel in an IATA-approved travel crate for cargo transport.
The crate must be precise enough for getting up, spinning around, and lying down comfortably
If your pet crate is broken, non-sturdy, or poorly ventilated, it is not allowed.
The soft crates are permitted if your pet is traveling in the cabin.
And sometimes airlines may regulate the number of pets per flight.
Apart from that, certain breeds may be banned in a few countries.
Designated handling rules are required for aggressive pets.
Airlines do not accept sedated pets.
Intense weather restrictions can be imposed due to extreme heat or cold.
The incorrect or missing documentation can cause entry denial, or the pet can be held in quarantine.
Some countries demand that your pet must land in only specific airports.