Sec 81.  EXCEPTIONS.  The provisions of Section 80 do not apply to:

                A.  Fires set or permitted by any public officer when
                    such fire is, in his opinion, necessary for any of the 
                    following purposes:

                    1.  For the purpose of the prevention of a fire hazard 
                        which cannot be abated by any other means, or

                    2.  the instruction of public employees in the methods 
                        of fighting fire,

                    3.  set pursuant to permit on property used for
                        industrial purposes for the purpose of instruction 
                        of employees in the methods of fighting fires.

                B.  The setting of backfires necessary to save life or
                    valuable property pursuant to Section 4426 of the Public
                    Resources Code.

                C.  Abatement of fires pursuant to Chapter 2, (commencing
                    with Section 41704), of Part 1 of Division 12 of the 
                    California Health and Safety Code.

                D.  The burning for disposal of combustible waste, except
                    garbage, of a single or two family dwelling on the 
                    premises of the dwelling between the hours of 7:00 a.m. 
                    to 3:00 p.m.

                E.  Burning for right-of-way clearing by a public entity or 
                    utility or for levee, reservoir and ditch maintenance, 
                    except that a permit must be obtained and all the 
                    requirements for Agricultural Burning in Article II, 
                    must be followed just as if the burning was open burning 
                    in agricultural operations.

                F.  Agricultural burning for which a permit has been issued 
                    pursuant to Section 10 of these Regulations.

                G.  Fires used to dispose of unusable wood waste from trees, 
                    vines, or shrubs only on the property where grown and
                    being developed for commercial or residential purposes 
                    may be authorized by the Air Pollution Control Officer 
                    under the following minimum conditions, and under any 
                    more stringent conditions, which he may specify to 
                    maintain the ambient air quality in the District:

                    1.  There has been a general finding by the 
                        Glenn County Health Officer that it is more 
                        beneficial, in terms of the general public health, 
                        to burn such waste on location, than to dispose of 
                        it by other means.

                    2.  A permit for such burning shall be issued by the
                        Air Pollution Control Officer prior to time of 
                        ignition.  No such permit shall be issued unless 
                        satisfactory evidence has been submitted by the 
                        applicant to prove the following:

                        a.  That the proposed burn shall not create a

                        b.  That the proposed burn is approved by the
                            Fire Protection Agency having jurisdiction.

                        c.  That the moisture content of the wood waste is 
                            low enough to insure a clean burn.

                    3.  The wood waste shall be prepared and burned so as
                        to minimize emissions to the atmosphere.  This shall 
                        include but not necessarily be limited to the 

                        a.  The wood waste shall be reasonably free of
                            dirt, mud and soil.

                        b.  The wood waste shall be free of extraneous
                            materials including, but not limited to tire, 
                            tar paper, plastics and demolition debris.

                        c.  The wood waste shall be stacked or piled so as 
                            to insure quick ignition and clean, efficient 

                        d.  Only approved ignition devices, as published by 
                            the Air Pollution Control Officer, shall be 
                            used for ignition of fires.

                        e.  If economically and technically feasible, brush 
                            shall be treated at least six months prior to 

                        f.  Unwanted trees over six (6) inches in diameter 
                            at the base shall be felled and dried for 
                            thirty (30) days prior to burning.

                    4.  The burning shall be done only on permissive burn
                        days as declared by the State Air Resources Board.

                    5.  If either condition A. or B. of Section 15 of these 
                        Regulations is expected to occur, the Air Pollution 
                        Control Officer may declare a "No Burn Day" under 
                        the provisions of Section 15.

                    6.  It is unlawful to dispose of wood waste by open
                        burning on a "No Burn Day" as declared by either the 
                        Air Resources Board or the Control Officer.

                H.  Fires used only for the cooking of food for human
                    consumption or set and used wholly for recreational 

                I.  Fires set for the disposal of solid waste at dump sites 
                    operating under permit from the Air Resources Board
                    pursuant to Section 41808 of the Health and Safety Code.