1: Shower or tub must be provided with hot and cold running water 

2. Hot water supplied to plumbing fixtures should be at a temperature of not less than 110 degrees F:
    Source: California Healthy Homes (25 CCR#32 (a))

3: Drains and toilets must flush

6. Drains should be run for 5 minutes to allow time for slower blockages to be detected.