PDFWAC 296-863-20010

Meet these requirements when modifying or altering PITs.

(1) You must have written approval from the PIT manufacturer before making any modifications to the PIT that:
(a) Change the relative position of the various parts of the PIT from what they were when originally received from the manufacturer;
(b) Add extra parts not provided by the PIT manufacturer;
(c) Eliminate any parts;
(d) Affect capacity or safe operation.
Exemption:
This does not apply to converting PITs from gasoline to LPG fuel.
(2) You must make sure any modifications or additions to the PIT are shown on the plates, tags, or decals to reflect any changes in the PITs:
(a) Capacity;
(b) Operation;
(c) Maintenance instructions.
[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, and 49.17.060. WSR 17-18-075, § 296-863-20010, filed 9/5/17, effective 10/6/17; WSR 04-19-051, § 296-863-20010, filed 9/14/04, effective 2/1/05.]