The following rules shall apply in all shooting under the auspices of the International Single Shot Association

SECTION 1 - RIFLE/PISTOL
A single shot rifle/pistol is defined as a breech loading cartridge rifle/pistol without a magazine or provision for additional cartridges in which the action must be operated, and a cartridge or shell must be inserted manually for each shot.
1.1 Only singles shot rifles/pistols, 22 caliber or centerfire are permitted in the matches.
1.2 Bolt action rifles/pistol are not permitted in the matches, even though they may be single shots.
1.3 Electronic triggers are not permitted.
1.4 Stocks must be constructed of wood and of two-piece construction. Where the butt stock and forearm are not joined but independent and separate. Exceptions may be made for vintage guns, but must be approved by the Schuetenmeister.
1.5 No thumbhole stocks are permitted.
1.6 Maximum forearm width is 3 inches. Forearm bottoms may be flat or convex, but may not be concave.
1.7 Centerline of sights to centerline of bore may not exceed 2 1/2 inches.
1.8 Butt plates may be adjustable for height and or length to allow the same firearm to be shot comfortably both in offhand and from the bench or by another person.
1.9 Rifle barrels may be any length and any weight and less than 2 inches in diameter. Tube extensions for sights are permitted, providing rifle barrel length is in accordance with ATF regulations.
1.10 Muzzle brakes will not be allowed.

SECTION 2 - SIGHTS
2.1 In the scope bench and scope offhand events, scopes may be changed, be variable or have changeable eyepieces.
2.2 Aim point or electronic type sight sights are not permitted.
2.3 Iron sights may have metal, glass, or plastic inserts.
2.4 Color corrective filters or vision corrective diaptors may be used, but only in one of the sights, front or rear, but not both.
2.5 Iron sights may be used in all championship events.
2.6 Tube sights may be used in iron sight matches.

SECTION 3 - CLOTHING
3.1 No gloves except at the Schuetzenmeister's approval.
3.2 Jackets are not allowed in the offhand events.
3.3 Clothing such as, but not limited to, tight vests, or sweatshirts, which may provide artificial support are not in the spirit of 3.2 and are not allowed.
3.4 In foul weather, jackets may be worn at the Schuetzenmeister's discretion.

SECTION 4 - AMMUNITION
4.1 Bullets must be lead or lead alloy with not metallic gas checks, metallic jackets, metallic plating, or half-jackets. May be loaded either from muzzle or the breech.
4.2 Wads may be card (paper), felt, cork, wax, graphite, plastic, or similar material. Kapock, cream of wheat, cornmeal, or similar material may be used as "filler". (Cotton is flammable and should be used only when there is no danger of fire in the area).
4.3 Fixed ammunition may be used, providing the components are in accord with rule 4.1 and 4.2.
4.4 22RF ammunition may be used in CF matches but may not be disassembled on the range proper, i.e., shooting bench or immediate area.
4.5 Cartridge components may be examined by Schuetenmeister on request.

SECTION 5 - P0WDER CHARGE
5.1 Black or smokeless powder or any safe combination of powders may be used.

SECTION 6 - WINDFLAGS
6.1 Personal wind flags must not interfere with any competitor's line of sight.

SECTION 7 - SCORING
7.1 All 22 rimfire matches will be scored from the leaded edge.
7.2 In centerfire bench rest matches the shot will be scored from the center of the bullet hole.
7.3 A keyhole shot will be scored from the geometric center of the hole in bench rest and from the leaded edge in offhand.
7.4 Offhand matches will be scored from the leaded edge of the hole.
7.5 In matches fired for score, the competitor having the highest numerical total will be declared the winner. All competitors will be ranked in the match according to their total scores.
A. For the purpose of ranking tied scores, the bull's numbers will be considered to run in sequence through out the entire course of fire, even though all targets of an event may not be framed at one time.
B. Center shots, for the purpose of breaking tied scores, are defined as though shots which score 25 or the highest value on the target. (Rule 7.2 for the bench rest matches, 7.4 for the offhand matches, and 7.1 for the rimfire matches.
C. Competitors may shoot until there are 10 shots on each target.
Any shot outside the "15" ring but on the paper will be scored the value as if the ring was there.
7.6 Decision on ties: in the event of numerical ties, such ties will be decided by the following method, used in sequence until the competitor's rank may be determined.
A. The competitor having the greatest number of center shots in the event will be ranked higher.
B. The competitor having the greatest number of center shots on the last target will be ranked higher. Targets will be scored in inverse order, from the last target center to the first target or center in the match. or until the competitors may be ranked.
C. The competitor with the lowest score shot on the last target will be ranked lower. Targets or centers will be considered in inverse order to the first target or center of the match, or until the competitor may be ranked.
D. The competitor having the shot farthest from the exact center of the 25 ring will be ranked lower, beginning with the last target fired proceeding to the first target fired.
7.7 Excessive hits/ all matches: if more than the required number of hits appear on a target and cannot be identified by caliber, the score will be composed of the required number of hits of the lowest score.
7.8 Visible hits and close groups: as a rule, only the hits which are visible will be scored, an exception will be made in the case where the grouping of three or more shots are so close that it is possible that for a required shot or shots to have gone through the enlarged hole without leaving a mark, in this case, the shooter will be given benefit of a doubt and scored a hit.
7.9 Record shots and sighting shots:
A. All shots found on a competitor's target will be considered record shots unless they can be established as crossfires.
Sighting or fouling shots will be permitted if firing has been interrupted for an appreciable length of time. Such additional shots must be fired from the same position as the record string and must be on a separate practice target.
7.10 Measurement of groups: in matches fired for group size rather than score, group's measurement will be taken between the center of the shots farthest apart. The smallest group measured will be determined to be the winner. Next largest group will be scored second place, etc. All competitors will be ranked in order in the match according to group size. Groups not having the required number of shots will be disqualified, except as stated in 7.8.
7.11 In all matches targets must correlate with the type of sight being used.

SECTION 8 - POSITIONS
8.1 The positions authorized for use shall be stated in the program, under the conditions of the match and shall be in accordance with the definitions of positions prescribed in this section.
8.2 In all positions the butt of the rifle must be held against or in front of the shoulder or upper arm. Carrying straps or slings must be removed.
8.3 Offhand or standing: the competitor must be erect on both feet with no other portion of the body touching the ground or any supporting surface. The rifle will be supported by both hand and one shoulder or upper arm and is steadied by the upper body and cheek. The elbow of the forward arm may be placed against the body or rested on the hip. In order to compensate for insufficient length of arms the shooter is permitted to use a palm rest or finger tip rest.
8.4 Benchrest: This is a means for securing maximum accuracy with rifles and pistols. It is constructed as a table which permits the shooter to sit comfortably with both elbows on the surface. A sandbag may be used under the toe of the butt stock and under the barrel or forearm of the rifle. Front and rear rests may not be connected to each other or to the bench. A similar arrangement must be used for pistols. An anti-cant device (spirit level) attached to the rifle is permitted. In the spirit of this competition, no device or devices which approaches a machine rest will be allowed.
8.5 Sandbags must contain a nonmetallic substance.
8.6 All devices or equipment which may facilitate shooting and are contrary to the spirit of these rules and regulations are forbidden. The responsibility shall be upon the competitor to submit questionable equipment for inspection for an approval by the Schuetenmeister prior to the match.
8.7 In the benchrest, the front stand and the rear support must be able to be freely lifted form the bench and the rifle must be able to be lifted from the rest freely with the rest remaining in contact with the supporting bench top.
8.8 Any change in the regulations for any specific match will be announced in the program for that match and will apply only at that time. The Schuetenmeister may change the match and firing conditions providing all competitors are informed of the change.

SECTION 9 - FIRING CONDITIONS
9.1 Centerfire:
A. Benchrest: 3 minutes per shot including sighting and fouling shots for both rifle and pistol.
B. Offhand: 3 minutes per shot including sighting and fouling shots, a 5 minute sighting in period from the bench will be allowed.
C. 22RF, when used in CF events, are subject to the CF rules and conditions.
Rimfire:
A. Benchrest: 1.8 minutes per shot including sighting and fouling shots for both rifle and pistol.
C. Offhand: 1.8 minutes per shot including sighting and fouling shots, a 5 minute sighting in period from the bench will be allowed.

SECTION 10 - SCHUETZENMEISTER
10.1 The Schuetenmeister is responsible for the efficient and safe conduct of all matches, operations of the range, scoring of the targets, and for the general safety and proper discipline of all operating personnel competitors and spectators.
10.2 Instructions from the Schuetenmeister for the operations of the match will be complied with by all persons on the range.
10.3 The Schuetenmeister may appoint such additional personnel, as he may deem necessary for the efficient operation of the range of the scoring of the targets. Appoint a jury of 3 members, who will assist him in the match operation as required.
A. It shall be the duty of all operating officials and personnel to properly conduct themselves by being fair and impartial to all in carrying out their various duties. Should competitor's equipment or demeanor warrant disqualification, it should be done in such a manner as will cause the least inconvenience to all concerned. The Schuetenmeister must state the rule under which disqualification is being made.
10.4 Since the firing line must be under the supervision of competent personnel at all times, the Schuetenmeister or his assistants are permitted to fire in the matches only when temporarily relieved of their duties by other competent personnel.

SECTION 11 - COMPRTITOR'S DUTIES AND RESPONSIBILITIES
11.1 It is the duty of each competitor to sincerely cooperate with tournament officials in the effort to conduct a safe, efficient tournament. Competitors are expected to call any infraction of the rules of safety and good sportsmanship to the officials.
11.2 It is the competitor's responsibility to have full knowledge of the rules under which the match is fired and to be familiar with the program. When targets are hung, it is the competitor's responsibility to hang the correct, properly marked target for the match.
11.3 Competitors must report at their assigned firing point immediately upon being called. The proper rifle and ammunition for that particular match must be ready and in safe firing condition. Time will not be allowed for rifle repairs, sight adjustment or searching for equipment after relay time has started. Competitors who are not ready when called may be re-squaded at the discretion of the Schuetenmeister.
11.4 Only the competitor will be allowed at any bench during the competitive shooting, spotter, who must be behind the firing line, may tell where the bullet hits using non-verbal communication, but will not be allowed to coach. The shooter will have to do his/her own wind doping, mirage doping and so forth.
11.5 When leaving the firing point, the rifle must be unloaded and the action open, and the rifle put in the rack behind the firing line. No rifles will be permitted on the benches when people are down range.
11.6 Competitors will assist in the operation of the range or will act as scorers when requested to do so by the Schuetenmeister. No competitor will score his own targets. These competitors will be relieved of their duties so they may fire in matches.

SECTION 12 - CHALLENGES AND PROTESTS
12.1 When a competitor feels that a target fired on by himself or by another competitor has been improperly evaluated or scored, he may challenge the scoring. Such a challenge must be made within the challenge period. It shall be the challenging competitor's privilege to inspect the target during or following the re-check. A $5.00 fee must be submitted with the target for each challenge made.
A. In the shoulder-to-shoulder matches, the challenge must be made within one hour after the scores are posted and the targets are available, or after the competitor finishes the relay.
B. The initial recheck will be made by the jury.
C. If the competitor is not satisfied with the jury's decision, the Schuetenmeister will rule and his decision will be final.
D. Targets may not be removed until the challenge period has ended.
12.2 It is the duty of competitors to check their scores. Failure to check scores or call attention to any errors within the time limit forfeits the right to challenge. Targets constitute the scorecards and are retained in good order until the time allowed for challenges and protests has expired.
12.3 A competitor may protest:
A. Any injustice which he feels has been committed, except the evaluation of a target which he has challenged as outlined in rule 12.1.
B. The conditions under which another has been permitted to fire.
C. The equipment which another has been permitted to use.
12.4 A protest must be initiated immediately upon the occurrence of the protested incident. Failure to comply with the following procedure will automatically void the protest.
A. State the complaint verbally to the jury. If not satisfied with their decision then:
B. File a formal protest in writing stating all the facts in the case to the Schuetenmeister.

Date rules adopted by membership August 1997