18-127 C.M.R. ch. 158, § 4 - STANDARDS FOR ATTRIBUTE DATA
These fields are required to be in a
STATE_ID
A unique, statewide identifier for each
MAP_BK_LOT
A municipal designation field which carries the map, block
and lot assigned to each
PARENT
The map_bk_lot listing in the
PROP_LOC
The physical address of the property, if applicable. (character field)
4.2 Required
These fields are required to be in a
MAP_BK_LOT
A municipal designation field which carries the map, block
and lot assigned to each
Due to privacy and security concerns, the municipal officers of each municipality shall, pursuant to a public hearing, vote as to which if any of the following 6 fields are to be populated for use in the state Geolibrary.
Name of first owner of record (character field)
Owner's address (character field)
Owner's city or town. (character field)
Owner's state if not Maine (character field)
Owner's zip code, plus four if available. (character field)
Owner's country if not U.S.A. (character field)
LAND_VAL
The current total assessed value for land (numeric field)
BLDG_VAL
The current total assessed value for building(s) (numeric field)
FY
Date of assessed value (date field)
LOT_SIZE
The assessed area (numeric field, allowing for up to two decimal places)
SIZE_UNITS
The area units (character field; valid values are "S" for square feet and "A" for acres)
LS_DATE
Last sale date (date field)
LS_PRICE
Last sale price (numeric field)
LAND_USE
State land use code (numeric field)
LS_BOOK
Last sale Registry of Deeds book (character field)
LS_PAGE
Last sale Registry of Deeds page (character field)
LIV_UNITS
Number of living/dwelling units, apartments and condominiums, if available (numeric field)
BLDG_SIZE
Building area (square feet) for commercial/industrial properties as defined by the state use codes.( numeric field)
POLY_TYPE
A field to explain polygons in the file that are not legal interests (character field; valid values are RAIL ROW = railroad right-of-way, TRAFFIC ISLE = traffic islands in street right-of-way, WATER = ponds/rivers, ISLE = island in pond or river, and OTHER
YEAR_CREATED
The date a lot was created by split or subdivision (numeric field)
SOURCE
Boundary feature source (character field; valid values are DEED, SUBDIVISION, ROAD PLAN, SURVEY, OTHER).
PLAN_ID
Identifying information for plan (example: subdivision or road plan) used to update the digital file (character field).
UPD_DATE
The date of update to the property boundary. Should include the year and month of the update (character field).
RES_AREA
Total residential living area in square feet. This is a
useful
CI_AREA
Total building area for commercial/industrial properties in
square feet. This is a very useful
Feature Level Metadata (See Appendix C for an explanation of feature level metadata)
FMSRC source
FMSRCORG source originator
FMPROCSS process
FMUPDORG organization of edit
FMUPDAT date of edit
Required Fields - |
||||
Field Name | Type | Size | Decimal Places | Notes |
STATE_ID | N | 10 | ||
MAP_BK_LOT | C | 24 | ||
PARENT | C | 24 | ||
PROP_LOC | C | 50 |
Required Fields - |
||||
Field Name | Type | Size | Decimal Places | Notes |
MAP_BK_LOT | C | 24 | link to
|
|
OWNER | C | 50 | ||
OWN_ADDR | C | 50 | ||
OWN_CITY | C | 24 | ||
OWN_STATE | C | 2 | standard USPS abbreviations | |
OWN_ZIP | C | 10 | ||
OWN_CNTRY | C | 24 | ||
LAND_VAL | N | 9 | ||
BLDG_VAL | N | 9 | ||
FY | D | 8 | YYYYMMDD | |
LOT_SIZE | N | 6 | 2 | |
LOT_UNITS | C | 1 | must enter S for sq ft or A for acres | |
LS_DATE | D | 8 | YYYYMMDD | |
LS_PRICE | N | 9 | ||
LAND_USE | N | 6 | ||
LS_BOOK | C | 6 | ||
LS_PAGE | C | 4 | ||
LIV_UNITS | N | 4 | ||
BLDG_SIZE | N | 6 | in square feet | |
POLY_TYPE | C | 18 | RAIL ROW = railroad right-of-way, TRAFFIC ISLE = traffic islands in street right-of-way, WATER = ponds/rivers, ISLE = island in pond or river, and OTHER |
Recommended Fields - |
||||
Field Name | Type | Size | Decimal Places | Notes |
YEAR_CREATED | N | 4 | YYYY | |
SOURCE | C | 10 | ||
PLAN_ID | C | 24 | ||
UPD_DATE | D | 8 | YYYYMMDD | |
RES_AREA | N | 6 | in square feet | |
CI_AREA | N | 6 | in square feet | |
Recommended Feature Level Metadata
Fields- |
||||
FMSRC | C | 12 | ||
FMSRCORG | C | 12 | ||
FMPROCSS | C | 12 | ||
FMUPDORG | C | 12 | ||
FMUPDAT | D | 8 |
Notes
Some of the following items are reprinted, courtesy of
MassGIS, from MassGIS Standard for Digital
State regulations are updated quarterly; we currently have two versions available. Below is a comparison between our most recent version and the prior quarterly release. More comparison features will be added as we have more versions to compare.