Wisconsin Administrative Code › Department of Agriculture, Trade and Consumer Protection › ATCP 55-89 - Food, Lodging, and Recreation Safety › Chapter ATCP 65 - Milk And Milk Products › Subchapter III - Dairy Plants › Section ATCP 65.40 - Storing and handling milk and dairy products

Current through June 24, 2024
(1) GENERAL. Dairy
				  products shall be protected from contamination and decomposition while being
				  received, processed, handled, conveyed, or held at a dairy plant. Dairy
				  products shall be received, processed, handled, conveyed, and held in a manner
				  that keeps the products in a safe, wholesome, and unadulterated
				  condition.
(2) STORAGE
				  TEMPERATURES.
(a) Milk and dairy products
				  shall be stored at temperatures listed in pars. (b) to (e), unless the division
				  has authorized alternative temperature limits in writing. An authorization by
				  the division shall be valid for 5 years, and may be renewed upon a written
				  request from the dairy plant operator.
(b) Except as provided under par. (e),
				  unpasteurized grade A milk and grade A dairy products received for processing
				  at a dairy plant shall be kept at a temperature of 45º F. (7º C.) or
				  less until pasteurized or, if pasteurization is not required, until processed.
				  This paragraph does not apply to unpasteurized grade A milk received at a dairy
				  plant within 2 hours after milking, provided that the unpasteurized milk, after
				  subsequent pasteurization, is held in compliance with par. (d).
(c) Except as provided under par. (e),
				  unpasteurized grade B milk and other grade B dairy products received for
				  processing at a dairy plant shall be kept at a temperature of 50º F.
				  (10º C.) or less until pasteurized or, if pasteurization is not required,
				  until processed. This paragraph does not apply to unpasteurized milk received
				  at a dairy plant within 2 hours after milking, provided that the unpasteurized
				  milk, after subsequent pasteurization, is held in compliance with par.
				  (d).
(d) Except as provided under
				  par. (e), all pasteurized milk and dairy products, after being pasteurized,
				  shall be cooled to a temperature of 45º F. (7º C.) or less and shall
				  then be kept at that temperature at all times. This paragraph does not apply to
				  a grade A cultured dairy product while being cultured, to a dried milk product,
				  or to a grade A dairy product that is sterilized and packaged in a hermetically
				  sealed package.
(e) No milk or
				  dairy product may be held at a dairy plant for more than 4 hours at a
				  temperature that is between 45º F. (7º C.) and 140º F. (60º
				  C.). This paragraph does not apply to any of the following:
1. Grade A cultured dairy products and grade
				  A acidified dairy products while being cultured, provided process controls are
				  monitored and documented by the dairy plant operator in accordance with item 17
				  (p) of the PMO.
2. Dried dairy
				  products.
3. Butter during
				  micro-fixing.
4. Cheese while being
				  cured, ripened, or tempered for further processing.
5. Pasteurized cream while being ripened for
				  churning into butter.
6. Whey and
				  whey products during the process of crystallization, provided process controls
				  for crystallization of grade A whey and whey products are monitored and
				  documented by the dairy plant operator in accordance with item 17 (p) of the
				  PMO.
7. Acid whey with titratable
				  acidity of not less than 0.40 %, expressed as ¶ lactic acid, or a pH of
				  not higher than 4.6.
8. Dairy
				  products that are sterilized and packaged in hermetically sealed
				  packages.
9. Grade B whey
				  originating from pasteurized milk to which one or more starter cultures was
				  added, if the surfaces contacted by that whey have been cleaned and sanitized
				  before holding, transport, and receipt of the whey and the received whey is
				  either pasteurized or cooled to 50º F. or colder not more than 8 hours
				  after its generation at a licensed dairy plant.