3.05.02. Any engineer must ignore any intervention by a third party which could influence the performance of his professional duties to the detriment of his client.
Without restricting the generality of the foregoing, an engineer shall not accept, directly or indirectly, any benefit or rebate in money or otherwise from a supplier of goods or services relative to engineering work which he performs for the account of a client.
R.R.Q., 1981, c. I-9, r. 3, s. 3.05.02.