{"code":"PEN","codeName":"Penal Code","section":"2900.1","citation":"Pen. Code, § 2900.1","status":"in-force","lawOn":"2026-09-28","headings":[{"name":"PART 3. OF IMPRISONMENT AND THE DEATH PENALTY [2000. - 10008.]","url":"https://blackletter.si/penal-code/part-3"},{"name":"TITLE 1. IMPRISONMENT OF MALE PRISONERS IN STATE PRISONS [2000. - 3105.]","url":"https://blackletter.si/penal-code/part-3/title-1"},{"name":"CHAPTER 7. Execution of Sentences of Imprisonment [2900. - 2981.]","url":"https://blackletter.si/penal-code/part-3/title-1/chapter-7"},{"name":"ARTICLE 1. Commencement of Term [2900. - 2905.]","url":"https://blackletter.si/penal-code/part-3/title-1/chapter-7/article-1"}],"history":"Added by Stats. 1949, Ch. 519.","effective":null,"html":"<p>Where a defendant has served any portion of his sentence under a commitment based upon a judgment which judgment is subsequently declared invalid or which is modified during the term of imprisonment, such time shall be credited upon any subsequent sentence he may receive upon a new commitment for the same criminal act or acts.</p>","text":"Where a defendant has served any portion of his sentence under a commitment based upon a judgment which judgment is subsequently declared invalid or which is modified during the term of imprisonment, such time shall be credited upon any subsequent sentence he may receive upon a new commitment for the same criminal act or acts.","otherVersions":[],"url":"https://blackletter.si/penal-code/commencement-of-term-2900-1","source":"California Legislative Information bulk export (pubinfo)"}