Doc here is California penal code section you want to read through is 12027. Here is the part that you would be interested in.
California Penal Code Section 12027
Section 12025 does not apply to, or affect, any of the
following:
(f) Members of any club or organization organized for the purpose
of practicing shooting at targets upon established target ranges,
whether public or private, while the members are using pistols,
revolvers, or other firearms capable of being concealed upon the
person upon the target ranges, or transporting these firearms
unloaded when going to and from the ranges.
(g) Licensed hunters or fishermen carrying pistols, revolvers, or
other firearms capable of being concealed upon the person while
engaged in hunting or fishing, or transporting those firearms
unloaded when going to or returning from the hunting or fishing
expedition.
Here is 12025 for reference.
California Penal Code Section 12025
(a) A person is guilty of carrying a concealed firearm when
he or she does any of the following:
(1) Carries concealed within any vehicle which is under his or her
control or direction any pistol, revolver, or other firearm capable
of being concealed upon the person.
(2) Carries concealed upon his or her person any pistol, revolver,
or other firearm capable of being concealed upon the person.
(3) Causes to be carried concealed within any vehicle in which he
or she is an occupant any pistol, revolver, or other firearm capable
of being concealed upon the person.
(b) Carrying a concealed firearm in violation of this section is
punishable, as follows:
(1) Where the person previously has been convicted of any felony,
or of any crime made punishable by this chapter, as a felony.
(2) Where the firearm is stolen and the person knew or had
reasonable cause to believe that it was stolen, as a felony.
(3) Where the person is an active participant in a criminal street
gang, as defined in subdivision (a) of Section 186.22, under the
Street Terrorism Enforcement and Prevention Act (Chapter 11
(commencing with Section 186.20) of Title 7 of Part 1), as a felony.
(4) Where the person is not in lawful possession of the firearm,
as defined in this section, or the person is within a class of
persons prohibited from possessing or acquiring a firearm pursuant to
Section 12021 or 12021.1 of this code or Section 8100 or 8103 of the
Welfare and Institutions Code, as a felony.
(5) Where the person has been convicted of a crime against a
person or property, or of a narcotics or dangerous drug violation, by
imprisonment in the state prison, or by imprisonment in a county
jail not to exceed one year, by a fine not to exceed one thousand
dollars ($1,000), or by both that imprisonment and fine.
(6) By imprisonment in the state prison, or by imprisonment in a
county jail not to exceed one year, by a fine not to exceed one
thousand dollars ($1,000), or by both that fine and imprisonment if
both of the following conditions are met:
(A) Both the pistol, revolver, or other firearm capable of being
concealed upon the person and the unexpended ammunition capable of
being discharged from that firearm are either in the immediate
possession of the person or readily accessible to that person, or the
pistol, revolver, or other firearm capable of being concealed upon
the person is loaded as defined in subdivision (g) of Section 12031.
(B) The person is not listed with the Department of Justice
pursuant to paragraph (1) of subdivision (c) of Section 11106, as the
registered owner of that pistol, revolver, or other firearm capable
of being concealed upon the person.
(7) In all cases other than those specified in paragraphs (1) to
(6), inclusive, by imprisonment in a county jail not to exceed one
year, by a fine not to exceed one thousand dollars ($1,000), or by
both that imprisonment and fine.
(c) A peace officer may arrest a person for a violation of
paragraph (6) of subdivision (b) if the peace officer has probable
cause to believe that the person is not listed with the Department of
Justice pursuant to paragraph (1) of subdivision (c) of Section
11106 as the registered owner of the pistol, revolver, or other
firearm capable of being concealed upon the person, and one or more
of the conditions in subparagraph (A) of paragraph (6) of subdivision
(b) is met.
(d) (1) Every person convicted under this section who previously
has been convicted of a misdemeanor offense enumerated in Section
12001.6 shall be punished by imprisonment in a county jail for at
least three months and not exceeding six months, or, if granted
probation, or if the execution or imposition of sentence is
suspended, it shall be a condition thereof that he or she be
imprisoned in a county jail for at least three months.
(2) Every person convicted under this section who has previously
been convicted of any felony, or of any crime made punishable by this
chapter, if probation is granted, or if the execution or imposition
of sentence is suspended, it shall be a condition thereof that he or
she be imprisoned in a county jail for not less than three months.
(e) The court shall apply the three-month minimum sentence as
specified in subdivision (d), except in unusual cases where the
interests of justice would best be served by granting probation or
suspending the imposition or execution of sentence without the
minimum imprisonment required in subdivision (d) or by granting
probation or suspending the imposition or execution of sentence with
conditions other than those set forth in subdivision (d), in which
case, the court shall specify on the record and shall enter on the
minutes the circumstances indicating that the interests of justice
would best be served by that disposition.
(f) Firearms carried openly in belt holsters are not concealed
within the meaning of this section.
(g) For purposes of this section, "lawful possession of the
firearm" means that the person who has possession or custody of the
firearm either lawfully owns the firearm or has the permission of the
lawful owner or a person who otherwise has apparent authority to
possess or have custody of the firearm. A person who takes a firearm
without the permission of the lawful owner or without the permission
of a person who has lawful custody of the firearm does not have
lawful possession of the firearm.
(h) (1) The district attorney of each county shall submit annually
a report on or before June 30, to the Attorney General consisting of
profiles by race, age, gender, and ethnicity of any person charged
with a felony or a misdemeanor under this section and any other
offense charged in the same complaint, indictment, or information.
(2) The Attorney General shall submit annually, a report on or
before December 31, to the Legislature compiling all of the reports
submitted pursuant to paragraph (1).
(3) This subdivision shall remain operative until January 1, 2005,
and as of that date shall be repealed