BBS Supervision Hours Per Week in California

What Counts as One “Unit” of Supervision

Before you can count weekly hours, you need to understand the BBS's basic building block: the supervision unit. Everything in the weekly rules is measured in units, not raw hours.

One unit equals 1 hour of individual or triadic supervision, or 2 hours of group supervision. Individual supervision is one supervisor and one supervisee. Triadic supervision is one supervisor and exactly two supervisees, and the BBS counts it identically to individual supervision. Group supervision is one supervisor with multiple supervisees, and because it is a shared format, it takes 2 hours to earn a single unit.

This 2-to-1 ratio for group supervision is why the same number of hours in your calendar can produce different amounts of credit depending on the format. For a closer look at when each format makes sense, see our guide on group vs. individual supervision under the BBS.

The Weekly Minimum: At Least 1 Unit

The baseline rule is simple: in every week in which you gain experience hours, you must receive at least 1 unit of supervision. This applies to all three associate types — AMFTs, APCCs, and ASWs — and it applies at each setting where you provide clinical services.

“Per week” means a calendar week of experience. If you log direct client contact, non-clinical work, or any other countable experience during a week, that week needs supervision to count toward licensure. A week without that minimum unit of supervision is a non-compliant week, and the hours you logged in it may not be credited.

The weekly minimum is evaluated per setting. If you work at two agencies, each setting needs its own supervision coverage for the weeks you provide services there. You cannot use supervision earned at one site to cover a gap at another.

The Second Unit: The Supervision Ratio Trigger

The most error-prone part of the weekly rule is the second-unit trigger, often called the BBS supervision ratio. Here is the rule precisely:

When you gain more than 10 hours of direct clinical experience in a single week at a single setting, you need 1 additional unit of supervision at that setting that week. So a week with 11 or more direct hours at one clinic requires 2 units there, not 1.

Because the trigger is tied to a per-setting threshold that your caseload can cross unexpectedly, this is exactly the kind of rule a tracker should watch for you. Our BBS supervision ratio calculator shows how many units a given week of direct hours requires.

The Weekly Cap: 6 Hours Maximum

There is also an upper limit. The BBS credits a maximum of 6 hours of supervision per week. If you receive more than 6 hours of supervision in a single week — across all settings and all formats combined — only 6 hours count toward your requirements. The rest is not lost in any disciplinary sense; it simply does not add to your totals.

In practice, most associates never approach this cap, since a typical week involves 1 to 3 units. The cap matters most for associates juggling multiple settings or stacking group and individual supervision in the same week.

Weeks With No Client Contact

The weekly minimum only applies to weeks in which you gain experience hours. If you take a week off — vacation, illness, a gap between placements — and you have no client contact and log no countable experience, you do not need supervision that week.

Those weeks simply drop out of your log. They do not count against you, but they also do not advance your 104 total supervised weeks or your 52 individual/triadic weeks. The trade-off is straightforward: no experience hours, no supervision obligation, no week credited.

How Weekly Supervision Rolls Up Into the Totals

Meeting the weekly minimum is only half the picture. The BBS also sets cumulative totals you must reach across your entire associateship:

• At least 104 weeks of supervised experience overall.
• At least 52 of those weeks must include individual or triadic supervision.

This is where the format of your supervision matters for the long game, not just the weekly minimum. A week satisfied only with group supervision still counts toward your 104 total weeks, but it does not count toward the 52-week individual/triadic minimum. In other words, group supervision contributes to your overall supervised-week count, while individual and triadic weeks carry their own separate requirement.

This is sometimes described as “effective supervision” counting: every compliant week adds to the 104, but only individual and triadic weeks chip away at the 52. If you rely heavily on group supervision early on, you can satisfy the weekly minimum yet fall behind on the 52-week individual/triadic requirement without noticing.

ASWs have one extra layer: at least 13 of the 52 individual/triadic weeks must be supervised specifically by an LCSW. AMFTs and APCCs have no equivalent supervisor-license requirement.

Same Rules for AMFTs, APCCs, and ASWs

The weekly supervision framework is identical across all three California associate types. Whatever your license path, the weekly rules are the same:

• At least 1 unit of supervision in every week you gain experience hours.
• A second unit when you exceed 10 direct hours in a week at one setting.
• A maximum of 6 supervision hours credited per week.
• 104 total supervised weeks, with at least 52 including individual or triadic supervision.

The only divergence is the ASW's 13-week LCSW-supervision requirement. For the full picture of who may supervise you and the supporting documentation, see our complete BBS supervision requirements guide. To project when you will reach the hour and week totals for your specific license, try the LMFT hours calculator.

Source: BBS MFT, APCC, and ASW FAQs (mft_faq.pdf Q26, pcci_faq.pdf Q17, asw_faq.pdf Q16) and the LCSW experience chart (lcs_exp_chart.pdf, rev. 10/2023). This guide is for informational purposes only and does not constitute legal advice. Always verify requirements directly with the California Board of Behavioral Sciences at bbs.ca.gov.