(a) The following records of foundation block or scion block operations must be maintained for a minimum of four years at the foundation block or scion block and made available for inspection by the Department:
  (1) A map of trees showing block and row numbers and locations of each variety;
  (2) Results of tests conducted by a certified laboratory verifying that all foundation or scion block trees are free of the diseases listed in §21.31(a)(1) of this chapter (relating to Establishment of a Foundation Block); and
  (3) Records of budwood sources used to establish foundation or scion block trees along with certificates and/or test results obtained to verify that the budwood was free of diseases listed in §21.31(a)(1) of this chapter.
(b) Records of certified budwood sales or distribution shall be provided to the Department with payment of budwood fees, as required by §21.34 of this chapter (relating to Foundation or Scion Block and Certified Budwood Fees), and maintained at the foundation or scion block, and shall include:
  (1) Origin of budwood sold, by source tree lot number;
  (2) Number of buds sold daily, summarized by month; and
  (3) Records of each sale, including:
    (A) name, address and nursery floral registration certificate number of buyer, if applicable;
    (B) number of buds of each variety sold to each buyer;
    (C) source tree lot number for each variety;
    (D) date of sale; and
    (E) name, address, and nursery floral registration number of foundation or scion block.
(c) Records of scion block operations must be maintained for a minimum of four years at the foundation block and made available for inspection by the Department upon request, and shall include:
  (1) A map of trees showing block and row numbers and locations of each variety;
  (2) Results of tests conducted by a certified laboratory verifying that all scion block trees are free of the diseases listed in §21.31(a)(1) of this chapter (relating to Establishment of a Scion Block); and
  (3) Records of budwood sources used to establish foundation block trees along with certificates and/or test results obtained to verify that the budwood was free of diseases listed in §21.31(a)(1) of this chapter.
(d) The following records of increase block trees must be maintained for a minimum of four years at the nursery location and made available for inspection upon request by the Department:
  (1) A map of increase trees showing block and row numbers and locations of each variety;
  (2) Results of tests conducted by a certified laboratory on the increase trees for citrus greening and tristeza;
  (3) Records identifying the budwood and rootstock sources used to establish increase trees;
  (4) The month and year of initial budding of each increase tree by tree identification number and variety;
  (5) The number of buds taken per month from each lot of each variety of increase tree; and
  (6) Records of disposition of increase trees.

Source Note: The provisions of this §21.38 adopted to be effective March 22, 2018, 43 TexReg 1629