N.H. Code Admin. R. Mec 304.04
Required Supporting Materials
Effective Feb 13, 2026#10648, EMERGENCY RULE, eff 7-25-14, EXPIRES: 1-21-15; ss by #10761, INTERIM, eff 1-21-15, EXPIRES: 7-20-15; ss by #10847, eff 7-1-15; ss by #13770, eff 12-10-23 (formerly Saf-Mec 304.04); ss by #14189, INTERIM, eff 2-12-25; ss by #14482, eff 2-13-26, EXPIRES: 2-13-36Mechanical Licensing Board
Individual applicants for initial licensure shall provide, or arrange for the OPLC to receive, the following documents supporting their applications:
(a) If the application is for a journeyman plumber license:
- (1) A copy of the applicant’s apprenticeship completion certificate or signed affidavit from the sponsor demonstrating apprenticeship completion;
(2) One signed letter written by the licensed plumber supervising, or directing the supervision of, the applicant’s plumbing during the applicant’s military service or apprenticeship stating:
- a. That the writer supervised the applicant’s plumbing work in the military or in the applicant’s apprenticeship program;
- b. The writer’s opinion that the applicant is competent to be a journeyman plumber; and
- c. The writer’s name, address, and telephone number; and
- (3) The applicant’s examination score;
(b) If the application is for a master plumber license:
(1) One signed letter written by the licensed plumber supervising, or directing the supervision of, the applicant’s plumbing during the applicant’s military service or journeyman’s employment stating that:
- a. The writer supervised the applicant’s plumbing work in the military or in the applicant’s journeyman employment;
- b. The writer’s opinion that the applicant is competent to be a master plumber; and
- c. The writer’s name, address, and telephone number; and
- (2) The applicant’s examination score;
(c) If the application is for a plumbing apprentice license:
(1) One signed letter written by the licensed master plumber who shall be the sponsor for the applicant’s apprenticeship, stating that:
- a. The master plumber or their NH licensed plumbing employee will directly supervise the applicant’s plumbing apprenticeship work while employed by the master plumber;
- b. The master plumber will register the applicant in an approved apprenticeship program under the United States Department of Labor, or conduct the apprenticeship according to the criteria described in Mec 305.01(b);
- c. The applicant will participate in an employee development program in which the sponsor or firm will monitor and record hours of actual service, competency levels, and completion of the formal education courses required for licensure; and
- d. The master plumber’s opinion is that the applicant is competent to be trained as a plumber; or
- (2) A completed apprenticeship agreement as signed and authorized by the US Department of Labor for the NH plumbing apprentice program to be placed on file with the board prior to the first renewal date;
(d) If the application is for a fuel gas trainee license:
(1) One signed letter written by the licensed fuel gas fitter, who shall be supervising, or directing the applicant’s fuel gas fitting training during the applicant’s service or employment, stating that:
- a. The fuel gas fitting sponsor or a licensed fuel gas fitter within the same firm will provide direct supervision of the applicant’s fuel gas fitting work while in their employment;
- b. The fuel gas fitter sponsor will register the applicant in an approved fuel gas educational and training program applicable for the discipline to which the applicant is in training for;
- c. The applicant will participate in an employee development program in which the sponsor or firm will monitor and record hours of actual service, competency levels, and completion of the formal education courses required for licensure; and
- d. The licensed fuel gas fitting sponsor’s opinion is that the applicant is competent to be trained as a fuel gas fitter;
(e) If the application is for an individual fuel gas fitting license:
- (1) A copy of the current and valid NH fuel gas fitting trainee license, a copy of the current fuel gas fitting license held by the applicant, or a copy of licensure from an out of state licensing agency which licenses fuel gas fitting as defined in RSA 153:27, IV;
- (2) Proof of completion of the educational requirements for the licensing endorsement the applicant is seeking to obtain;
- (3) Proof of the successful completion of the licensing exam taken at the end of the educational course(s) for the endorsement the applicant is seeking to obtain;
- (4) Proof of completion of the hours of service signed by the licensing sponsor or employer required for the licensing endorsement the applicant is seeking to obtain;
(5) Proof of completion of any hours of relevant field experience that is required in the field the applicant wishes to apply for, provided:
- a. Hours of relevant field experience are not more than 60 months old;
- b. Hours of relevant field experience for oil heating meet the definition of Mec 301.06; and
- c. Hours of relevant field experience have been verified through sworn affidavit by the applicant’s licensed fuel gas fitting employer and sponsor; and
- (6) One signed letter written by the licensed fuel gas fitter, who was supervising, sponsoring, or directing the applicant’s fuel gas fitting training and development during the applicant’s service or employment, stating that the applicant meets the minimum competency requirements for the licensing endorsement being applied for; and
(f) If the application is for an individual domestic appliance technician license:
- (1) A copy of the current and valid NH fuel gas fitting trainee license or a copy of licensure from an out of state licensing agency which licenses the installation, replacement, and service of domestic appliances as defined in RSA 153:27, II;
- (2) A certificate of completion of the NH fuel gas fitting educational requirements for appliance installation, service, and replacement as required by Mec 305.03;
- (3) A certificate of attendance demonstrating completion of the factory authorized service and installation training program for the appliances in which a domestic technician is seeking licensure for, or a certificate of the successful completion of the licensing exam taken at the end of the educational course(s) for the domestic appliance technician;
- (4) An affidavit demonstrating the hours of service signed by the licensing sponsor or employer required for licensure as a domestic appliance technician;
(5) An affidavit demonstrating completion of any hours of relevant experience in the field the applicant wishes to apply for provided:
- a. Hours of relevant field experience are not more than 60 months old; and
- b. Hours of relevant field experience have been verified through sworn affidavit by the applicant’s licensed fuel gas fitting employer and sponsor; and
- (6) One signed letter written by the licensed fuel gas fitter, who was supervising, sponsoring, or directing the applicant’s fuel gas fitting training and development during the applicant’s service or employment, stating that the applicant meets the minimum competency requirements for the licensing endorsement being applied for.
Source. #10648, EMERGENCY RULE, eff 7-25-14, EXPIRES: 1-21-15; ss by #10761, INTERIM, eff 1-21-15, EXPIRES: 7-20-15; ss by #10847, eff 7-1-15; ss by #13770, eff 12-10-23 (formerly Saf-Mec 304.04); ss by #14189, INTERIM, eff 2-12-25; ss by #14482, eff 2-13-26, EXPIRES: 2-13-36