Is a defendant entitled to good conduct credits against his sentence under section 2900.5 of the California Criminal Code?

Subdivision (a) of section 2900.5 provides that a person sentenced to state prison is entitled to credit against the term of imprisonment for all days confined in local custody before sentencing, including actual days and "days credited to the period of confinement pursuant to Section 4019." It is the duty of the court imposing the prison sentence to calculate the number of days a defendant has actually been in custody, calculate and add the number of good conduct credits earned pursuant to section 4019, and reflect the total in the abstract of judgment. (People v. Buckhalter (2001) 26 Cal.4th 20, 30 (Buckhalter).)

Section 4019 makes presentence "conduct" credits available to defendants who are confined to a local facility, like a county jail, and who satisfactorily perform assigned labor and comply with reasonable rules and regulations while they are there. (People v.

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