{"code":"RTC","codeName":"Revenue and Taxation Code","section":"12633","citation":"Rev. & Tax. Code, § 12633","status":"in-force","lawOn":"2026-09-28","headings":[{"name":"DIVISION 2. OTHER TAXES [6001. - 61050.]","url":"https://blackletter.si/revenue-and-taxation-code/division-2"},{"name":"PART 7. INSURANCE TAXATION [12001. - 13170.]","url":"https://blackletter.si/revenue-and-taxation-code/division-2/part-7"},{"name":"CHAPTER 5. Payment and Collection [12601. - 12691.]","url":"https://blackletter.si/revenue-and-taxation-code/division-2/part-7/chapter-5"},{"name":"ARTICLE 2. Interest and Penalties [12631. - 12637.]","url":"https://blackletter.si/revenue-and-taxation-code/division-2/part-7/chapter-5/article-2"}],"history":"Added by Stats. 1961, Ch. 740.","effective":null,"html":"<p>When a deficiency assessment is made on the basis of a proposal submitted by the commissioner pursuant to Section <a href=\"/rtc/12423\">12423</a> a penalty of 10 percent of the amount of the deficiency assessment shall be added thereto.</p>","text":"When a deficiency assessment is made on the basis of a proposal submitted by the commissioner pursuant to Section 12423 a penalty of 10 percent of the amount of the deficiency assessment shall be added thereto.","otherVersions":[],"url":"https://blackletter.si/revenue-and-taxation-code/interest-and-penalties-12633","source":"California Legislative Information bulk export (pubinfo)"}