UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

FORM 12b-25

NOTIFICATION OF LATE FILING

                                            SEC File No: 0-25791

                                            Cusip No: 008920 10 0

FORM 10-KSB FOR THE PERIOD ENDING December 31, 2001

PART I - REGISTRANT INFORMATION

AirTrax, Inc.

Full Name of Registrant

MAS Acquisition IX Corp.

Former Name if Applicable

870B Central Avenue, Hammonton, New Jersey             08037

Address of Principal Executive Offices

PART II - Rule 12b-25(b) and (c)

The registrant seeks relief pursuant to Rule 12b-25(c) and represents

that the subject report could not be filed without an unreasonable

effort as described in Part III.

(a)

See Part III.

(b)

The subject report will be filed on or before April 15, 2002.

(c)

No attachments

PART III - NARRATIVE

Due to events unforeseen by the Company, it is unable to complete its

Form 10-KSB for the period ended December 31, 2001 without an

unreasonable effort and expense.

PART IV - OTHER INFORMATION

(1) Name and telephone number of person to contact in regard to this

notification.

Peter Amico (609)567-7800

(2) Have all other reports required to be filed under Section 13 or

15(d) of the Securities Exchange Act of 1934 or Section 30 of the

Investment Company Act of 1940 during the preceding 12 months (or for

such shorter) period that the registrant was required to file such

reports) been filed?  

Yes [x] No[ ].

(3) Is it anticipated that any significant change in results in

operations from the corresponding period for the last fiscal year will

be reflected by the earnings statements to be included in the subject

report or portion thereof?

Yes [ ] No [x].

AIRTRAX, INC.

has caused this notification to be signed by the undersigned thereunto

duly authorized.

April 1, 2002                           /s/ Peter Amico

                                         Peter Amico

                                         President