Cal. Code Regs. tit. 13, § 783
The luminous intensity of a running lamp tested as specified in Article 4 of this subchapter, and with a reaim tolerance of 0.25 deg allowed at any test point, shall be as shown in Table I.
TABLE I. PHOTOMETRIC REQUIREMENTS FOR RUNNING LAMPS
Test point coordinates
Cd
Vertical
Horizontal
Min
10L
100
4U
V
400
10R
100
10L
500
5L
1,500
2U
V
1,500
5R
1,500
10R
500
10L
500
5L
1,500
H
V
1,500
5R
1,500
10R
500
10L
300
5L
700
2D
V
1,500
5R
700
10R
300
10L
100
4D
V
400
10R
100
Note: Maximum anywhere in the beam shall not exceed 5,000 cd.
Note: Authority cited: Section 26103, Vehicle Code. Reference: Sections 24012 and 26103, Vehicle Code.