Cal. Const., art. I, § 9 · Article I. DECLARATION OF RIGHTS

Cal. Const., art. I, § 9

Verbatim from the official edition

Text — As published in the Legislative Counsel's database, tables dated October 18, 2026 (pubinfo_2025.zip)

A bill of attainder, ex post facto law, or law impairing the obligation of contracts may not be passed.

Notes and commentary — not constitutional text

History

Sec. 9 added Nov. 5, 1974, by Prop. 7. Res.Ch. 90, 1974.

Source of truth

Edition: As published in the Legislative Counsel's database, tables dated October 18, 2026 (pubinfo_2025.zip)
Official file: https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=CONS&sectionNum=SEC.%209.&article=I
Text hash: sha256 f817933522a6383fc8fcd6eb7916c82192293527e0d16f8de1b3e325bd0eee58
Composed by: compose_ca.py 2026-10-22: the Legislative Counsel's CAML content files read by a tokenizer (caml_readers.reader_a); an independent xml.etree reading (caml_readers.reader_b) agrees on every section

Cited by 5 provisions

Provisions in this library whose text cites Cal. Const., art. I, § 9. Each shows the citation as that text prints it.

California Constitution

Cal. Const., art. III, § 4Printed as Section 9 of Article I

Education Code

Ed. Code, § 22362Printed as Section 9 of Article I of the California Constitution

Government Code

Public Utilities Code

Pub. Util. Code, § 1007.5Printed as Section 9 of Article I of the California Constitution

Procedural information only. Not legal advice and not a substitute for the advice of an attorney. Confirm the current text with the official publisher before relying on it.