430 CMR, § 4.83
The following words and phrases shall have the following meanings, unless otherwise clearly indicated by the content of 430 CMR 4.00:
Alternate Base Period shall mean with respect to benefit years beginning after October 1, 1994 but before April 2, 1995, the period of 52 consecutive calendar weeks ending with the day immediately preceding the first day of a claimant's benefit year. With respect to benefit years beginning on or after April 2, 1995, the term "alternate base period" shall mean the period including the last three completed calendar quarters immediately preceding the first day of a claimant's benefit year plus the lag period.
Benefit Credit means the total benefits which a claimant may receive during the benefit year as calculated pursuant to M.G.L. c. 151A, §30(a).
Benefit Year means the period of 52 consecutive weeks beginning on the Sunday immediately preceding the date on which an individual files a claim for benefits; provided, however, that the benefit year shall be 53 weeks if filing a new claim would result in overlapping any quarter of the base period of a previously filed new claim where such extension of the benefit year will prevent such overlapping; provided, further that, with respect to the week in which such claim is filed:
(a) the individual has no unexpired benefit year; and
(b) the individual meets the requirement of M.G.L. c. 151A, § 24(a); provided, further, that if the individual has been denied benefits during the period the individual is receiving termination, severance, or dismissal pay, or payment in lieu of dismissal notice under the provisions of M.G.L. c. 151A, §24(r) clause (3), the individual's benefit year shall be extended by the number of weeks for which the individual was disqualified but no more than 52 weeks.
Calendar Quarter means any one of the following periods in any year: January 1st to March 31st; April 1st to June 30th; July 1st to September 30th; and October 1st to December 31st.
Claimant means an individual who has filed a claim for unemployment benefits pursuant to M.G.L. c. 151A.
Commissioner means the commissioner of the Division ofUnemployment Assistance established under the provisions of M.G.L. c. 23, § 9I.
Lag Period means the period beginning with the day following the end of the last completed calendar quarter in the primary base period and ending with the day immediately preceding the first day of the benefit year.
Monetary Determination for the purposes of 430 CMR 4.85 and 4.86 means a determination involving the claimant's total benefit credit.
Primary Base Period shall mean with respect to benefit years beginning after October 1, 1994 but before April 2, 1995 the first four of the last five completed calendar quarters immediately preceding a claimant's benefit year. With respect to benefit years beginning on or after April 2, 1995, the term "primary base period" shall mean the last four completed calendar quarters immediately preceding the first day of a claimant's benefit year.
430 CMR, § 4.83