Is THCA really legal? Short answer: Yes — but with conditions.

Federal Law (The 2018 Farm Bill)
Under the 2018 Farm Bill:

• Hemp (including THCA-rich hemp) is federally legal

• Must contain <0.3% Delta-9 THC by dry weight

State Law Nuances
Some states regulate hemp more strictly. Watch out for:

• Bans on smokable hemp

• THCA conversion laws

• Varying interpretations of total THC content

How to Stay Safe as a Consumer

• Check your state’s hemp rules

• Only buy from brands with COAs (Certificates of Analysis)

• Avoid products marketed as "legal weed" without documentation

TL;DR
THCA is legal federally when derived from hemp, but state laws may vary.