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EXHIBIT 99.1

                     T-REX OIL, INC. ANNOUNCES COMMENCEMENT
                             OF $6 MILLION FINANCING

BROOMFIELD  (PRNEWSWIRE)  -APRIL 29,  2015 - T-REX OIL,  INC.  (OTC:  TRXO),  an
independent energy company engaged in the exploration,  development,  production
and acquisition of oil and natural gas resources,  with an emphasis on oil plays
and with a focus on Rocky Mountain  region,  today announced that a subscription
agreement for the purchase of 2,800,000  shares of  restricted  common stock for
funds totaling $6,020,000 had been received from NRC Holding, LTD.

"The  closing of this  financing  will  provide us with not just the  ability to
support  ongoing  operations  and continue with the  development of our existing
properties,  but also will provide us with an  opportunity  to take advantage of
the  properties  that are  currently  coming  on to the  market  due to  current
industry conditions." stated Don Walford, CEO.

ABOUT T-REX OIL, INC.

T-Rex Oil, Inc. is an energy company focused on acquiring, exploring, developing
and producing oil and natural gas  properties  predominately  in the central and
western United States.  The Company's  executives  have extensive  experience in
managing  oil and gas  properties.  Currently,  T-Rex  Oil,  Inc.  has  acquired
producing wells, leases and water disposal properties in Wyoming,  Nebraska, and
Utah and is actively  pursuing other expansion  opportunities  in Colorado.  The
Company's  goal is to build steady,  sustainable  growth of its inventory of oil
and  gas  properties.  Information  about  T-Rex  Oil,  Inc.  can  be  found  at
www.t-rexoilinc.com.

FORWARD-LOOKING STATEMENTS
This press release includes  "forward-looking  statements" within the meaning of
Section 27A of the  Securities  Act of 1933, as amended,  and Section 21E of the
Exchange Act of 1934, as amended.  Actual results and future events could differ
materially from those anticipated in such statements,  and such  forward-looking
statements  may not  prove  to be  accurate.  These  forward-looking  statements
involve  certain  risks and  uncertainties,  including,  but not limited to, the
following  risks  related to  financial  and  operational  performance:  general
economic conditions; the Company's ability to execute its business plan; changes
in  prices  and  demand  for  oil and  natural  gas  prices;  delays  and  other
difficulties  related to producing oil and natural gas; its ability to integrate
acquisitions;  availability of sufficient  capital to execute its business plan;
and  other  important  factors  which  could  cause  actual  results  to  differ
materially from those anticipated or implied in the forward-looking  statements.
For further discussions of risks and uncertainties,  you should refer to T-Rex's
SEC filings.  T-Rex undertakes no obligation and does not intend to update these
forward-looking  statements to reflect events or  circumstances  occurring after
the date of this  press  release,  except  as  required  by law,  including  the
securities  laws of the United States and the rules and  regulations of the SEC.
Any forward-looking  statements speak only as of the date of this press release.
All  forward-looking   statements  are  qualified  in  their  entirety  by  this
cautionary statement.

Source: T-Rex Oil, Inc.
T-Rex Oil, Inc.
720-502-448