EIN Application Guide: Pet Services LLC in Arizona (2026)

Pet service providers are responsible for living animals that can bite, escape, or get injured while in your care. A single dog bite incident or lost pet can lead to an expensive lawsuit. An LLC keeps your personal assets separate from your business, and most pet insurance providers and kennel associations require formal business registration. In Arizona, pet services face additional considerations including state-specific franchise taxes, license requirements, and compliance obligations that make getting your LLC structure right from the start even more important.

• What is an EIN and who needs one
• Applying online at IRS.gov (instant issuance)
• Fax and mail applications for non-residents
• EIN for single-member vs. multi-member LLCs
• Third-party designee authorization
• Replacing a lost CP-575 with Form 147C

• Animal bites or attacks injuring clients or third parties
• Pet injury or death while in your custody
• Property damage caused by animals in your care
• Allergic reactions from grooming products