SECTION 1. Chapter 59 of the General Laws is hereby amended by striking out section 21A and inserting in place thereof the following section:-

Section 21A. (a) In any city or town that accepts this section, an assessor or assistant assessor who has completed the necessary courses of study and training and has been awarded a certificate by the International Association of Assessing Officers as a certified assessment evaluator or who has been awarded a certificate by the Massachusetts Association of Assessing Officers, Inc. as a certified Massachusetts assessor shall receive as compensation from such city or town, in addition to the regular compensation paid by such city or town for services in such office, an amount equal to 10 per cent of such regular compensation; provided, that such additional compensation shall not exceed: (i) $3000 annually, if such assessor or assistant assessor is employed on a full-time basis; or (ii) $500 annually, if such assessor of assistant assessor is employed on a part-time basis.

(b) An assessor or assistant assessor who has completed the necessary courses of study and training and has been awarded a certificate by the International Association of Assessing Officers as a residential evaluation specialist or who has been awarded a certificate by the Massachusetts Association of Assessing Officers, Inc. as a residential Massachusetts assessor shall receive as compensation from such city or town, in addition to the regular compensation paid by such city or town for services in such office, an amount equal to 5 per cent of such regular compensation; provided, that such additional compensation shall not exceed $2,000 annually, and the increase shall only apply if such assessor or assistant assessor is employed on a full-time basis.

(c) An assessor or assistant assessor who has completed the necessary courses of study and training and has been awarded a certificate by the International Association of Assessing Officers as an assessment administration specialist or who has been awarded a certificate by the Massachusetts Association of Assessing Officers, Inc. as a Massachusetts accredited assessor shall receive as compensation from such city or town, in addition to the regular compensation paid by such city or town for services in such office, an amount equal to 3 per cent of such regular compensation; provided, that in no event shall such additional compensation exceed $1,000 annually, and the increase shall only apply if such assessor or assistant assessor is employed on a full-time basis.

(d) An assessor or assistant assessor who has been awarded any certificates referred to in this section shall receive such additional compensation for only 1 of such certificates. In order to qualify for such additional compensation, an assessor or assistant assessor shall submit proof that they have been awarded such certificates to the mayor or the select board of such city or town. The additional compensation herein provided shall be prorated for any 12-month period in which an eligible person does not hold the office of assessor or assistant assessor for 12 consecutive months.

SECTION 2. Said chapter 59 of the General Laws is hereby further amended by striking out section 21A½ and inserting in place thereof the following section:-

Section 21A½. (a) In any city or town that accepts this section, an assessor or assistant assessor who has completed the necessary courses of study and training and has been awarded a certificate by the International Association of Assessing Officers as a certified assessment evaluator or who has been awarded a certificate by the Massachusetts Association of Assessing Officers, Inc. as a certified Massachusetts assessor shall receive as compensation from such city or town, in addition to the regular compensation paid by such city or town for services in such office, an amount equal to 10 per cent of such regular compensation.

(b) An assessor or assistant assessor who has completed the necessary courses of study and training and has been awarded a certificate by the International Association of Assessing Officers as a residential evaluation specialist or who has been awarded a certificate by the Massachusetts Association of Assessing Officers, Inc. as a residential Massachusetts assessor shall receive as compensation from such city or town, in addition to the regular compensation paid by such city or town for services in such office, an amount equal to 5 per cent of such regular compensation.

(c) An assessor or assistant assessor who has completed the necessary courses of study and training and has been awarded a certificate by the International Association of Assessing Officers as an assessment administration specialist or who has been awarded a certificate by the Massachusetts Association of Assessing Officers, Inc. as a Massachusetts accredited assessor shall receive as compensation from such city or town, in addition to the regular compensation paid by such city or town for services in such office, an amount equal to 3 per cent of such regular compensation.

(d) An assessor or assistant assessor who has been awarded more than 1 of the certificates referred to in this section shall receive such additional compensation for only 1 of such certificates. In order to qualify for such additional compensation, an assessor or assistant assessor shall submit proof that they have been awarded such certificates to the mayor or the select board of such city or town. The additional compensation herein provided shall be prorated for any 12-month period in which an eligible person does not hold the office of assessor or assistant assessor for 12 consecutive months. In those cities and towns that accept the provisions of section 21A, this section shall not apply.