As per the GST system, a standard measuring quantity has been defined as a Unique Quantity Code, generally stated as “UQC”. UQC code must be declared in the HSN summary column while filing GSTR-1.
The seller may mention the Unit Quantity Code in an export invoice, tax invoice, credit/ debit note. For example, the UQC code for a liter is mentioned as "1000 MLT”.
UQC Code list:
Below is the Unique Quantity Code list to be used by the taxpayers. In the above list, the 3 letter code is the UQC Code. If the taxpayer cannot figure out the appropriate quantity, they can use others code i.e “OTH”.
Quantity
BAGS
-
BAG
Measure
BALE
BAL
BUNDLES
BDL
BUCKLES
BKL
BILLIONS OF UNITS
BOU
BOX
BOTTLES
BTL
BUNCHES
BUN
CANS
CAN
CUBIC METER
CBM
Volume
CUBIC CENTIMETER
CCM
CENTIMETER
CMS
Length
CARTONS
CTN
DOZEN
DOZ
DRUM
DRM
GREAT GROSS
GGR
GRAMS
GMS
Weight
GROSS
GRS
GROSS YARDS
GYD
KILOGRAMS
KGS
KILOLITER
KLR
KILOMETRE
KME
MILLILITRE
MLT
METERS
MTR
METRIC TONS
MTS
NUMBERS
NOS
PACKS
PAC
PIECES
PCS
PAIRS
PRS
QUINTAL
QTL
ROLLS
ROL
SETS
SET
SQUARE FEET
SQF
Area
SQUARE METERS
SQM
SQUARE YARDS
SQY
TABLETS
TBS
TEN GROSS
TGM
THOUSANDS
THD
TONNES
TON
TUBES
TUB
US GALLONS
UGS
UNITS
UNT
YARDS
YDS
OTHERS
OTH
The GST portal will consider only the appropriate code (UQC) for the respective products, as specified by the GST Department. If any other code is used, it will generate an error when filing the return. Thus, a UQC code error in the E-way bill means that the taxpayer has entered an invalid UQC.