Maryland New Hire Reporting Center
Excel file layout
                                     Max
Col               Field                    Status   Type Description
                                     Length
    Employer Federal Employer 
A                                    9     Required Num  Federal Employer Identification Number (FEIN). No dashes
    Identification Number
    Employer State Unemployment 
B                                    10    Required Num  State Unemployment Insurance Number (SUIN). No dashes.
    Insurance Number

C   Employer Name                    45    Required Char The business's legal name as it appears on federal tax forms

D   Employer IWO Address Line 1      40    Required Char Mailing address for receiving Income Withholding Orders (IWO)

E   Employer IWO Address Line 2      40    Optional Char

F   Employer City                    25    Required Char Valid state or territory abbreviation

G   Employer State Abbreviation      2     Required Char Example:  "MD" for Maryland

H   Employer Postal Zip Code         20    Required Num  Left-justify, fill remaining 15 digits with spaces

I   Employer Zip Code extension      4     Optional Num

J   Employer Country Code            2     Optional Char Example:  "US" for United States 

K   Employee First Name              16    Required Char Full legal first name

L   Employee Middle Name             16    Optional Char Full legal middle name

M   Employee Last Name               30    Required Char Full legal last name

N   Employee Social Security Number  9     Required Num  Full valid Social Security Number (SSN) only.

O   Employee Physical Address Line 1 40    Required Char Physical location of residence

P   Employee Physical Address Line 2 40    Optional Char

Q   Employee City                    25    Required Char

R   Employee State Abbreviation      2     Required Char Example:  "MD" for Maryland

S   Employee Zip Code                20    Required Num  Left-justify, fill remaining 15 digits with spaces

T   Employee Zip Code Extension      4     Optional Num

U   Employee Date of Birth           8     Optional Num  MMDDYYYY Format

V   Employee Date of Hire            8     Required Num  MMDDYYYY Format

W   Employee State of Hire           2     Optional Char The state where the employee reports to work. Example:  "MD" for Maryland

X   Employee Salary                  10    Required Num  Right-justify. Include cents. Example: "23000.00"

                                                         The frequency the employee receives the salaray indicated in the previous field. 
Y   Employee Pay Frequency           1     Required Char
                                                         (H)ourly,  (B)i-weekly, (W)eekly,  (S)emi-monthly, (M)onthly, (Y)early

Z   Employer Contact Phone Number    10    Optional Num  No dashes

AA  Employer Contact Name            20    Optional Char

    Columns cannot be omitted.
    You may use the following cell-formattings where appropriate: General, Text